NVIDIA B200 SXM6 vs AMD Radeon HD 7970
GPU Specs Compare
Graphics Card
Release Date
Nov 2024
Jan 2012
Generation
Server Blackwell
Southern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 6.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
120 MHz
-
Boost Clock
1830 MHz
-
Memory Clock
2000 MHz
1375 MHz
Memory
Memory Size
180GB
3GB
Memory Type
HBM3e
GDDR5
Memory Bus
8192bit
384bit
Bandwidth
8.19TB/s
264.0GB/s
Render Config
SM Count
148
-
Shading Units
18944
2048
TMUs
592
128
ROPs
24
32
Tensor Cores
592
-
L1 Cache
256 KB (per SM)
16 KB (per CU)
L2 Cache
126 MB
768 KB
Compute Units
-
32
Theoretical Performance
Pixel Rate
43.92 GPixel/s
29.60 GPixel/s
Texture Rate
1083.4 GTexel/s
118.4 GTexel/s
FP16 (half)
1109.4 TFLOPS
-
FP32 (float)
69.34 TFLOPS
3.789 TFLOPS
FP64 (double)
34.67 TFLOPS
947.2 GFLOPS
Graphics Processor
GPU Name
GB100
Tahiti
GPU Variant
GB100-886N-A1
Tahiti XT(215-0821060)
Architecture
Blackwell
GCN 1.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
208 billion
4.313 billion
Die Size
1628 mm²
352 mm²
Board Design
TDP
1000W
250W
Suggested PSU
1400 W
600 W
Outputs
No outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
-
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
N/A
12 (11_1)
OpenGL
N/A
4.6
OpenCL
3.0
2.1 (1.2)
Vulkan
N/A
1.2.170
CUDA
10.0
-
Shader Model
N/A
6.5 (5.1)
📊 Benchmark
3DMark Time Spy
-
2,310
3DMark Time Spy Extreme
-
1,209