NVIDIA H100 CNX vs AMD Radeon HD 7950
GPU Specs Compare
Graphics Card
Release Date
Mar 2023
Jan 2012
Generation
Tesla Hopper
Southern Islands
Type
AI GPU
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
690 MHz
-
Boost Clock
1845 MHz
-
Memory Clock
1593 MHz
1250 MHz
Memory
Memory Size
80GB
3GB
Memory Type
HBM2e
GDDR5
Memory Bus
5120bit
384bit
Bandwidth
2039GB/s
240.0GB/s
Render Config
SM Count
114
-
Shading Units
14592
1792
TMUs
456
112
ROPs
24
32
Tensor Cores
456
-
L1 Cache
256 KB (per SM)
16 KB (per CU)
L2 Cache
50 MB
768 KB
Compute Units
-
28
Theoretical Performance
Pixel Rate
44.28 GPixel/s
25.60 GPixel/s
Texture Rate
841.3 GTexel/s
89.60 GTexel/s
FP16 (half)
215.4 TFLOPS
-
FP32 (float)
53.84 TFLOPS
2.867 TFLOPS
FP64 (double)
26.92 TFLOPS
716.8 GFLOPS
Graphics Processor
GPU Name
GH100
Tahiti
Architecture
Hopper
GCN 1.0
Foundry
TSMC
TSMC
Process Size
4 nm
28 nm
Transistors
80 billion
4.313 billion
Die Size
814 mm²
352 mm²
GPU Variant
-
Tahiti PRO(215-0821056)
Board Design
TDP
350W
200W
Suggested PSU
750 W
550 W
Outputs
No outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
8-pin EPS
2x 6-pin
Graphics Features
DirectX
N/A
12 (11_1)
OpenGL
N/A
4.6
OpenCL
3.0
1.2
Vulkan
N/A
1.2
CUDA
9.0
-
Shader Model
N/A
5.1
📊 Benchmark
3DMark Time Spy
-
1,969
3DMark Time Spy Extreme
-
1,019