NVIDIA H100 SXM5 64 GB vs NVIDIA GeForce GTX 660 OEM
GPU Specs Compare
Graphics Card
Release Date
Mar 2023
Aug 2012
Generation
Tesla Hopper
GeForce 600
Type
AI GPU
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1665 MHz
823 MHz
Boost Clock
1980 MHz
888 MHz
Memory Clock
1313 MHz
1400 MHz
Memory
Memory Size
64GB
1536MB
Memory Type
HBM3
GDDR5
Memory Bus
3072bit
192bit
Bandwidth
2.02TB/s
134.4GB/s
Render Config
SM Count
132
-
Shading Units
16896
1152
TMUs
528
96
ROPs
24
24
Tensor Cores
528
-
L1 Cache
256 KB (per SM)
16 KB (per SMX)
L2 Cache
30 MB
384 KB
Theoretical Performance
Pixel Rate
47.52 GPixel/s
21.31 GPixel/s
Texture Rate
1045 GTexel/s
85.25 GTexel/s
FP16 (half)
267.6 TFLOPS
-
FP32 (float)
66.91 TFLOPS
2.046 TFLOPS
FP64 (double)
33.45 TFLOPS
85.25 GFLOPS
Graphics Processor
GPU Name
GH100
GK104
Architecture
Hopper
Kepler
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
80 billion
3.54 billion
Die Size
814 mm²
294 mm²
GPU Variant
-
GK104-200-KD-A2
Board Design
TDP
700W
130W
Suggested PSU
1100 W
300 W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
8-pin EPS
1x 6-pin
Graphics Features
DirectX
N/A
12 (11_0)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.1
CUDA
9.0
3.0
Shader Model
N/A
5.1
📊 Benchmark
3DMark Time Spy
-
1,194
3DMark Time Spy Extreme
-
260