AMD Radeon HD 6950 vs NVIDIA H800 PCIe 80 GB
GPU · Specs Compare
Graphics Card
Release Date
Dec 2010
Mar 2023
Generation
Northern Islands
Tesla Hopper
Type
Desktop
AI GPU
Bus Interface
PCIe 2.0 x16
PCIe 5.0 x16
Clock Speeds
Memory Clock
1250 MHz
1593 MHz
Base Clock
—
1095 MHz
Boost Clock
—
1755 MHz
Memory
Memory Size
2GB
80GB
Memory Type
GDDR5
HBM2e
Memory Bus
256bit
5120bit
Bandwidth
160.0GB/s
2039GB/s
Render Config
Compute Units
22
—
Shading Units
1408
14592
TMUs
88
456
ROPs
32
24
L1 Cache
8 KB (per CU)
256 KB (per SM)
L2 Cache
512 KB
50 MB
SM Count
—
114
Tensor Cores
—
456
Theoretical Performance
Pixel Rate
25.60 GPixel/s
42.12 GPixel/s
Texture Rate
70.40 GTexel/s
800.3 GTexel/s
FP32 (float)
2.253 TFLOPS
51.22 TFLOPS
FP64 (double)
563.2 GFLOPS
25.61 TFLOPS
FP16 (half)
—
204.9 TFLOPS
Graphics Processor
GPU Name
Cayman
GH100
GPU Variant
Cayman PRO(215-0807019)
—
Architecture
TeraScale 3
Hopper
Foundry
TSMC
TSMC
Process Size
40 nm
4 nm
Transistors
2.64 billion
80 billion
Die Size
389 mm²
814 mm²
Board Design
TDP
200W
350W
Suggested PSU
550 W
750 W
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
1x 16-pin
Graphics Features
DirectX
11.2 (11_0)
N/A
OpenGL
4.4
N/A
OpenCL
1.2
3.0
Vulkan
N/A
N/A
Shader Model
5.0
N/A
CUDA
—
9.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.