ASRock Radeon RX 6800 XT Taichi X OC vs Zotac GeForce GT 640 1GB

VS
ASRock Radeon RX 6800 XT Taichi X OC
ASRock Radeon RX 6800 XT Taichi X OC Image
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Zotac GeForce GT 640 1GB
Zotac GeForce GT 640 1GB Image
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ASRock Radeon RX 6800 XT Taichi X OC
Zotac GeForce GT 640 1GB
Key Differences Key Differences ASRock Radeon RX 6800 XT Taichi X OC Zotac GeForce GT 640 1GB
GPU Base Clock Speed 1925MHz 1046MHz
GPU Boost Clock Speed 2360MHz Not Known
Pixel Rate 302.1 GPixel/s 7.22 GPixel/s
GPU Memory Speed 2000MHz 1250MHz
GPU Render Output Units (ROPs) 128 16
No. of Supported Displays 4 Not Known
Performance Performance ASRock Radeon RX 6800 XT Taichi X OC Zotac GeForce GT 640 1GB
GPU Base Clock Speed 1925MHz 1046MHz
Pixel Rate 302.1 GPixel/s 7.22 GPixel/s
FLOPS (Floating-point Performance) 21.75 TFLOPS 0.69 TFLOPS
GPU Memory Speed 2000MHz 1250MHz
Texture Filter Rate 679.7 GTexels/s 28.8 GTexels/s
Total GPU Shading Units 4608 384
Total GPU TMUs 288 32
GPU Boost Clock Speed 2360MHz Not Known
GPU Render Output Units (ROPs) 128 16
DPFP (Double Precision Floating Point) Support No No
Features Features ASRock Radeon RX 6800 XT Taichi X OC Zotac GeForce GT 640 1GB
DirectX Version Info 12 11
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
Ports Ports ASRock Radeon RX 6800 XT Taichi X OC Zotac GeForce GT 640 1GB
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 Zotac GeForce GT 640 1GB
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 26800 million 1270 million
Semiconductor Size 7nm 28nm
PCI Express Version 4 3
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 Zotac GeForce GT 640 1GB
Effective Memory Clock 16000MHz 5000MHz
Max Memory Bandwidth 512GB/s 28.5GB/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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