FireStream 9250 vs A40 PCIe
We compared two Desktop platform GPUs: 1024MB VRAM FireStream 9250 and 48GB VRAM A40 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
FireStream 9250 's Advantages
Lower TDP (150W vs 300W)
A40 PCIe 's Advantages
Released 12 years and 4 months late
Boost Clock1740MHz
More VRAM (48GB vs 1024GB)
Larger VRAM bandwidth (695.8GB/s vs 63.55GB/s)
9952 additional rendering cores
Score
Benchmark
FP32 (float)
FireStream 9250
1000
A40 PCIe
+3642%
37420
Graphics Card
Jun 2008
Release Date
Oct 2020
FireStream
Generation
Tesla
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
1305 MHz
-
Boost Clock
1740 MHz
993 MHz
Memory Clock
1812 MHz
Memory
1024MB
Memory Size
48GB
GDDR3
Memory Type
GDDR6
256bit
Memory Bus
384bit
63.55GB/s
Bandwidth
695.8GB/s
Render Config
10
Compute Units
-
-
SM Count
84
800
Shading Units
10752
40
TMUs
336
16
ROPs
112
-
Tensor Cores
336
-
RT Cores
84
16 KB (per CU)
L1 Cache
128 KB (per SM)
256 KB
L2 Cache
6 MB
Theoretical Performance
10.00 GPixel/s
Pixel Rate
194.9 GPixel/s
25.00 GTexel/s
Texture Rate
584.6 GTexel/s
-
FP16 (half)
37.42 TFLOPS
1000 GFLOPS
FP32 (float)
37.42 TFLOPS
200.0 GFLOPS
FP64 (double)
584.6 GFLOPS
Board Design
150W
TDP
300W
450 W
Suggested PSU
700 W
1x DVI
Outputs
3x DisplayPort 1.4a
1x 6-pin
Power Connectors
8-pin EPS
Graphics Processor
RV770
GPU Name
GA102
RV770 PRO
GPU Variant
-
TeraScale
Architecture
Ampere
TSMC
Foundry
Samsung
55 nm
Process Size
8 nm
0.956 billion
Transistors
28.3 billion
256 mm²
Die Size
628 mm²
Graphics Features
10.1 (10_1)
DirectX
12 Ultimate (12_2)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.3
-
CUDA
8.6
4.1
Shader Model
6.6