NVIDIA B100 vs AMD Radeon RX 8800 XT
We compared two Desktop platform GPUs: 96GB VRAM B100 and 16GB VRAM Radeon RX 8800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA B100 's Advantages
More VRAM (96GB vs 16GB)
Larger VRAM bandwidth (4.10TB/s vs 624.1GB/s)
12800 additional rendering cores
AMD Radeon RX 8800 XT 's Advantages
Boost Clock has increased by 32% (2430MHz vs 1837MHz)
Lower TDP (220W vs 1000W)
Score
Benchmark
FP32 (float)
B100
+211%
62.08 TFLOPS
Radeon RX 8800 XT
19.91 TFLOPS
Graphics Card
Nov 2024
Release Date
Unknown
Server Blackwell
Generation
Navi IV(RX 8000)
Desktop
Type
Desktop
PCIe 5.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1665 MHz
Base Clock
1295 MHz
1837 MHz
Boost Clock
2430 MHz
2000 MHz
Memory Clock
2438 MHz
Memory
96GB
Memory Size
16GB
HBM3e
Memory Type
GDDR6
4096bit
Memory Bus
256bit
4.10TB/s
Bandwidth
624.1GB/s
Render Config
-
Compute Units
64
132
SM Count
-
16896
Shading Units
4096
528
TMUs
256
24
ROPs
96
528
Tensor Cores
-
-
RT Cores
64
256 KB (per SM)
L1 Cache
128 KB per Array
50 MB
L2 Cache
4 MB
-
L3 Cache
64 MB
Theoretical Performance
44.09 GPixel/s
Pixel Rate
233.3 GPixel/s
969.9 GTexel/s
Texture Rate
622.1 GTexel/s
248.3 TFLOPS
FP16 (half)
39.81 TFLOPS
62.08 TFLOPS
FP32 (float)
19.91 TFLOPS
31.04 TFLOPS
FP64 (double)
622.1 GFLOPS
Board Design
1000W
TDP
220W
1400 W
Suggested PSU
550 W
No outputs
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
-
Power Connectors
2x 8-pin
Graphics Processor
GB102
GPU Name
Navi 48
-
GPU Variant
Navi 48 XT
Blackwell
Architecture
RDNA 4.0
TSMC
Foundry
TSMC
5 nm
Process Size
4 nm
104 billion
Transistors
Unknown
Unknown
Die Size
Unknown
Graphics Features
N/A
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
3.0
OpenCL
2.2
N/A
Vulkan
1.3
10.1
CUDA
-
N/A
Shader Model
6.8
