ASRock Radeon RX 6800 XT Taichi X OC vs Nvidia GeForce GT 640 GDDR5

VS
ASRock Radeon RX 6800 XT Taichi X OC
ASRock Radeon RX 6800 XT Taichi X OC Image
Nvidia GeForce GT 640 GDDR5
Nvidia GeForce GT 640 GDDR5 Image
ASRock Radeon RX 6800 XT Taichi X OC
Nvidia GeForce GT 640 GDDR5
Key Differences Key Differences ASRock Radeon RX 6800 XT Taichi X OC Nvidia GeForce GT 640 GDDR5
GPU Base Clock Speed 1925MHz 1046MHz
GPU Boost Clock Speed 2360MHz Not Known
Pixel Rate 302.1 GPixel/s 8.37 GPixel/s
GPU Memory Speed 2000MHz 1252MHz
GPU Render Output Units (ROPs) 128 8
No. of Supported Displays 4 Not Known
Performance Performance ASRock Radeon RX 6800 XT Taichi X OC Nvidia GeForce GT 640 GDDR5
GPU Base Clock Speed 1925MHz 1046MHz
Pixel Rate 302.1 GPixel/s 8.37 GPixel/s
FLOPS (Floating-point Performance) 21.75 TFLOPS 0.8 TFLOPS
GPU Memory Speed 2000MHz 1252MHz
Texture Filter Rate 679.7 GTexels/s 16.7 GTexels/s
Total GPU Shading Units 4608 384
Total GPU TMUs 288 16
GPU Boost Clock Speed 2360MHz Not Known
GPU Render Output Units (ROPs) 128 8
DPFP (Double Precision Floating Point) Support No No
Features Features ASRock Radeon RX 6800 XT Taichi X OC Nvidia GeForce GT 640 GDDR5
DirectX Version Info 12 11.1
OpenGL Driver Version 4.6 4.3
OpenCL Driver Version 2.1 1.1
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes No
No. of Supported Displays 4 Not Known
PassMark (G3D) Score Not Known 644
PassMark (DirectCompute) Benchmark Result Not Known 1297
Ports Ports ASRock Radeon RX 6800 XT Taichi X OC Nvidia GeForce GT 640 GDDR5
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 2 0
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 0
General info General info ASRock Radeon RX 6800 XT Taichi X OC Nvidia GeForce GT 640 GDDR5
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 26800 million 1270 million
Semiconductor Size 7nm 28nm
PCI Express Version 4 2
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 330mm 145mm
Height 140mm 111mm
Memory Memory ASRock Radeon RX 6800 XT Taichi X OC Nvidia GeForce GT 640 GDDR5
Effective Memory Clock 16000MHz 5008MHz
Max Memory Bandwidth 512GB/s 40GB/s
RAM 16GB 1GB
Memory Bus Interface Width 256bit 64bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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