Mac Pro Crashing - Video Card?

Mac Pro continuous crashing....driving me crazy - see report - can anyone help??

Anonymous UUID: 6E421C08-3A10-B590-CCBA-A8C588E5B421

Tue Feb 27 10:24:44 2018

*** Panic Report ***

panic(cpu 2 caller 0xffffff800ed6f2e9): Kernel trap at 0xffffff7f919c3b5a, type 14=page fault, registers:

CR0: 0x000000008001003b, CR2: 0x0000000000000000, CR3: 0x00000000234f6000, CR4: 0x00000000001626e0

RAX: 0xffffff7f919c3b2c, RBX: 0x0000000000000000, RCX: 0xffffffa75adcbc40, RDX: 0x0000000000000001

RSP: 0xffffffa75adcbbe0, RBP: 0xffffffa75adcbc20, RSI: 0xffffffa75adcbc48, RDI: 0x0000000000000000

R8: 0x000000000000ffff, R9: 0x0000000000000001, R10: 0x00000001245ff067, R11: 0xffffffa75dc81950

R12: 0xffffffa75adcbc48, R13: 0xffffff800f409420, R14: 0xffffff80af43f280, R15: 0xffffff80af881000

RFL: 0x0000000000010202, RIP: 0xffffff7f919c3b5a, CS: 0x0000000000000008, SS: 0x0000000000000000

Fault CR2: 0x0000000000000000, Error code: 0x0000000000000000, Fault CPU: 0x2, PL: 0, VF: 1

Backtrace (CPU 2), Frame : Return Address

0xffffffa75adcb690 : 0xffffff800ec505f6

0xffffffa75adcb6e0 : 0xffffff800ed7d604

0xffffffa75adcb720 : 0xffffff800ed6f0f9

0xffffffa75adcb7a0 : 0xffffff800ec02120

0xffffffa75adcb7c0 : 0xffffff800ec5002c

0xffffffa75adcb8f0 : 0xffffff800ec4fdac

0xffffffa75adcb950 : 0xffffff800ed6f2e9

0xffffffa75adcbad0 : 0xffffff800ec02120

0xffffffa75adcbaf0 : 0xffffff7f919c3b5a

0xffffffa75adcbc20 : 0xffffff7f918c3680

0xffffffa75adcbcf0 : 0xffffff7f918d5d65

0xffffffa75adcbd10 : 0xffffff7f918c2a80

0xffffffa75adcbd40 : 0xffffff7f918d793f

0xffffffa75adcbd60 : 0xffffff7f918d7802

0xffffffa75adcbd80 : 0xffffff7f918a287f

0xffffffa75adcbda0 : 0xffffff7f91885ece

0xffffffa75adcbe00 : 0xffffff7f918854c5

0xffffffa75adcbe30 : 0xffffff800f29693c

0xffffffa75adcbea0 : 0xffffff800f296866

0xffffffa75adcbed0 : 0xffffff800ec89e74

0xffffffa75adcbf40 : 0xffffff800ec89965

0xffffffa75adcbfa0 : 0xffffff800ec014f7

Kernel Extensions in backtrace:

com.apple.kext.AMDRadeonX4000(1.6)[1085F995-C89E-356B-B07B-29517534C345]@0xffff ff7f91862000->0xffffff7f920e4fff

dependency: com.apple.iokit.IOSurface(209.2.2)[AE58720D-7079-388F-AD95-FD2366F98F8D]@0xffff ff7f917a0000

dependency: com.apple.iokit.IOPCIFamily(2.9)[C08F7FC1-78A4-3A1B-BFE2-C07080CF2048]@0xffffff 7f8f494000

dependency: com.apple.iokit.IOGraphicsFamily(517.22)[2AEA02BF-2A38-3674-A187-E5F610FD65B7]@ 0xffffff7f8fc35000

dependency: com.apple.iokit.IOAcceleratorFamily2(376.6)[5F8F39B4-41AB-3263-9867-D0FAF9BBD2A E]@0xffffff7f917bc000

BSD process name corresponding to current thread: kernel_task

Mac OS version:

17C88

Kernel version:

Darwin Kernel Version 17.3.0: Thu Nov 9 18:09:22 PST 2017; root:xnu-4570.31.3~1/RELEASE_X86_64

Kernel UUID: 87641697-A3DD-30C4-B010-E65ECE57550B

Kernel slide: 0x000000000e800000

Kernel text base: 0xffffff800ea00000

__HIB text base: 0xffffff800e900000

System model name: MacPro6,1 (Mac-F60DEB81FF30ACF6)

System uptime in nanoseconds: 1643498898630

last loaded kext at 1034601079909: com.apple.filesystems.afpfs 11.1 (addr 0xffffff7f92bb0000, size 352256)

last unloaded kext at 378195279431: com.apple.driver.AppleUSBMergeNub 900.4.1 (addr 0xffffff7f91044000, size 12288)

loaded kexts:

com.apple.filesystems.afpfs 11.1

com.apple.nke.asp-tcp 8.0.2

com.apple.driver.AppleBluetoothMultitouch 92

com.apple.filesystems.smbfs 3.2

com.apple.driver.AudioAUUC 1.70

com.apple.driver.AGPM 110.23.24

com.apple.driver.ApplePlatformEnabler 2.7.0d0

com.apple.driver.X86PlatformShim 1.0.0

com.apple.filesystems.autofs 3.0

com.apple.driver.AppleHDA 280.12

com.apple.driver.AppleGraphicsDevicePolicy 3.16.21

com.apple.AGDCPluginDisplayMetrics 3.16.2

com.apple.driver.AppleUpstreamUserClient 3.6.4

com.apple.driver.AppleMCCSControl 1.5.3

com.apple.kext.AMDFramebuffer 1.6.0

com.apple.driver.AppleHV 1

com.apple.iokit.IOUserEthernet 1.0.1

com.apple.iokit.IOBluetoothSerialManager 6.0.2f2

com.apple.driver.pmtelemetry 1

com.apple.kext.AMDRadeonX4000 1.6.0

com.apple.Dont_Steal_Mac_OS_X 7.0.0

com.apple.driver.eficheck 1

com.apple.kext.AMD7000Controller 1.6.0

com.apple.driver.AppleIntelSlowAdaptiveClocking 4.0.0

com.apple.driver.AppleLPC 3.1

com.apple.driver.AppleMGPUPowerControl 3.16.21

com.apple.driver.AppleOSXWatchdog 1

com.apple.driver.AppleIntelMCEReporter 107

com.apple.driver.AppleThunderboltIP 3.1.1

com.apple.iokit.SCSITaskUserClient 404.30.2

com.apple.driver.AppleUSBStorageCoexistentDriver 439.30.4

com.apple.filesystems.apfs 748.31.8

com.apple.filesystems.hfs.kext 407.30.1

com.apple.AppleFSCompression.AppleFSCompressionTypeDataless 1.0.0d1

com.apple.BootCache 40

com.apple.AppleFSCompression.AppleFSCompressionTypeZlib 1.0.0

com.apple.iokit.AppleBCM5701Ethernet 10.3.1

com.apple.driver.AirPort.BrcmNIC 1220.28.1a3

com.apple.driver.AppleAHCIPort 329

com.apple.driver.AppleACPIEC 6.1

com.apple.driver.AppleACPIButtons 6.1

com.apple.driver.AppleRTC 2.0

com.apple.driver.AppleHPET 1.8

com.apple.driver.AppleSMBIOS 2.1

com.apple.driver.AppleAPIC 1.7

com.apple.driver.AppleIntelCPUPowerManagementClient 220.0.0

com.apple.nke.applicationfirewall 183

com.apple.security.TMSafetyNet 8

com.apple.security.quarantine 3

com.apple.IOBufferCopyEngineTest 1

com.apple.driver.AppleIntelCPUPowerManagement 220.0.0

com.apple.security.SecureRemotePassword 1.0

com.apple.driver.IOBluetoothHIDDriver 6.0.2f2

com.apple.driver.AppleMultitouchDriver 1204.13

com.apple.driver.AppleInputDeviceSupport 1201.8

com.apple.kext.triggers 1.0

com.apple.driver.DspFuncLib 280.12

com.apple.kext.OSvKernDSPLib 526

com.apple.driver.AppleSMBusController 1.0.18d1

com.apple.driver.AppleSSE 1.0

com.apple.iokit.IOSerialFamily 11

com.apple.iokit.IOAcceleratorFamily2 376.6

com.apple.iokit.IOSurface 209.2.2

com.apple.kext.AMDSupport 1.6.0

com.apple.AppleGPUWrangler 3.16.2

com.apple.AppleGraphicsDeviceControl 3.16.21

com.apple.iokit.IOSlowAdaptiveClockingFamily 1.0.0

com.apple.driver.AppleGraphicsControl 3.16.21

com.apple.driver.AppleBacklightExpert 1.1.0

com.apple.iokit.IONDRVSupport 517.22

com.apple.driver.X86PlatformPlugin 1.0.0

com.apple.driver.IOPlatformPluginFamily 6.0.0d8

com.apple.driver.AppleHDAController 280.12

com.apple.iokit.IOGraphicsFamily 517.22

com.apple.iokit.IOHDAFamily 280.12

com.apple.iokit.IOAudioFamily 206.5

com.apple.vecLib.kext 1.2.0

com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport 6.0.2f2

com.apple.iokit.IOBluetoothHostControllerUSBTransport 6.0.2f2

com.apple.iokit.IOBluetoothHostControllerTransport 6.0.2f2

com.apple.iokit.IOBluetoothFamily 6.0.2f2

com.apple.driver.usb.IOUSBHostHIDDevice 1.2

com.apple.driver.AppleHIDMouse 191

com.apple.iokit.IOUSBMassStorageClass 4.0.4

com.apple.driver.usb.networking 5.0.0

com.apple.driver.usb.AppleUSBHostCompositeDevice 1.2

com.apple.driver.usb.AppleUSBHub 1.2

com.apple.filesystems.hfs.encodings.kext 1

com.apple.driver.AppleThunderboltDPInAdapter 5.0.2

com.apple.driver.AppleThunderboltDPAdapterFamily 5.0.2

com.apple.driver.AppleThunderboltPCIDownAdapter 2.1.3

com.apple.iokit.IOAHCIBlockStorage 301.20.1

com.apple.driver.AppleThunderboltNHI 4.5.6

com.apple.iokit.IOThunderboltFamily 6.6.3

com.apple.driver.usb.AppleUSBXHCIPCI 1.2

com.apple.driver.usb.AppleUSBXHCI 1.2

com.apple.iokit.IOEthernetAVBController 1.1.0

com.apple.iokit.IO80211Family 1200.12.2

com.apple.driver.mDNSOffloadUserClient 1.0.1b8

com.apple.driver.corecapture 1.0.4

com.apple.driver.usb.AppleUSBEHCIPCI 1.2

com.apple.driver.usb.AppleUSBEHCI 1.2

com.apple.iokit.IOAHCIFamily 288

com.apple.driver.usb.AppleUSBHostPacketFilter 1.0

com.apple.iokit.IOUSBFamily 900.4.1

com.apple.driver.AppleUSBHostMergeProperties 1.2

com.apple.driver.AppleEFINVRAM 2.1

com.apple.iokit.IOSMBusFamily 1.1

com.apple.iokit.IOHIDFamily 2.0.0

com.apple.driver.AppleEFIRuntime 2.1

com.apple.security.sandbox 300.0

com.apple.kext.AppleMatch 1.0.0d1

com.apple.iokit.IOBufferCopyEngineFamily 1

com.apple.driver.DiskImages 480.30.2

com.apple.driver.AppleFDEKeyStore 28.30

com.apple.driver.AppleEffaceableStorage 1.0

com.apple.driver.AppleKeyStore 2

com.apple.driver.AppleUSBTDM 439.30.4

com.apple.driver.AppleMobileFileIntegrity 1.0.5

com.apple.iokit.IOUSBMassStorageDriver 140.30.1

com.apple.iokit.IOSCSIBlockCommandsDevice 404.30.2

com.apple.iokit.IOSCSIArchitectureModelFamily 404.30.2

com.apple.iokit.IOStorageFamily 2.1

com.apple.driver.AppleCredentialManager 1.0

com.apple.driver.KernelRelayHost 1

com.apple.iokit.IOUSBHostFamily 1.2

com.apple.driver.usb.AppleUSBCommon 1.0

com.apple.driver.AppleBusPowerController 1.0

com.apple.driver.AppleSEPManager 1.0.1

com.apple.driver.IOSlaveProcessor 1

com.apple.iokit.IOReportFamily 31

com.apple.iokit.IOTimeSyncFamily 650.5

com.apple.iokit.IONetworkingFamily 3.4

com.apple.driver.AppleACPIPlatform 6.1

com.apple.driver.AppleSMCRTC 1.0

com.apple.driver.AppleSMC 3.1.9

com.apple.iokit.IOPCIFamily 2.9

com.apple.iokit.IOACPIFamily 1.4

com.apple.kec.pthread 1

com.apple.kec.Libm 1

com.apple.kec.corecrypto 1.0

EOF

Model: MacPro6,1, BootROM MP61.0120.B00, 4 processors, Quad-Core Intel Xeon E5, 3.7 GHz, 64 GB, SMC 2.20f18

Graphics: AMD FirePro D300, AMD FirePro D300, PCIe, 2 GB

Graphics: AMD FirePro D300, AMD FirePro D300, PCIe, 2 GB

Memory Module: DIMM1, 16 GB, DDR3 ECC, 1866 MHz, 0x80CE, 0x4D33393342324737305148302D434D412020

Memory Module: DIMM2, 16 GB, DDR3 ECC, 1866 MHz, 0x80CE, 0x4D33393342324737305148302D434D412020

Memory Module: DIMM3, 16 GB, DDR3 ECC, 1866 MHz, 0x80CE, 0x4D33393342324737305148302D434D412020

Memory Module: DIMM4, 16 GB, DDR3 ECC, 1866 MHz, 0x80CE, 0x4D33393342324737305148302D434D412020

AirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0x135), Broadcom BCM43xx 1.0 (7.77.37.5.1a3)

Bluetooth: Version 6.0.2f2, 3 services, 27 devices, 1 incoming serial ports

Network Service: Ethernet 1, Ethernet, en0

Network Service: Wi-Fi, AirPort, en2

PCI Card: AMD FirePro D300, Display Controller, Slot-1

PCI Card: AMD FirePro D300, Display Controller, Slot-2

Serial ATA Device: APPLE SSD SM0256G, 251 GB

USB Device: USB 2.0 Bus

USB Device: Hub

USB Device: BRCM20702 Hub

USB Device: Bluetooth USB Host Controller

USB Device: USB 3.0 Bus

USB Device: My Passport 25E2

USB Device: USB2.0 Hub

USB Device: Photo Printer

USB Device: USB Receiver

USB Device: Intuos5 touch S

Thunderbolt Bus: Mac Pro, Apple Inc., 19.2

Thunderbolt Bus: Mac Pro, Apple Inc., 19.2

Thunderbolt Bus: Mac Pro, Apple Inc., 19.2