NVIDIA RTX A400 vs AMD Radeon R7 250E
We compared two Desktop platform GPUs: 4GB VRAM RTX A400 and 1024MB VRAM Radeon R7 250E to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA RTX A400 's Advantages
Released 10 years and 4 months late
Boost Clock1762MHz
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (96.00GB/s vs 72.00GB/s)
256 additional rendering cores
Lower TDP (50W vs 55W)
Score
Benchmark
FP32 (float)
RTX A400
+230%
2.706 TFLOPS
Radeon R7 250E
0.819 TFLOPS
3DMark Time Spy
RTX A400
+272%
2091
Radeon R7 250E
561
Graphics Card
Apr 2024
Release Date
Dec 2013
Quadro Ampere(Ax000)
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
1417 MHz
Base Clock
-
1762 MHz
Boost Clock
-
1500 MHz
Memory Clock
1125 MHz
Memory
4GB
Memory Size
1024MB
GDDR6
Memory Type
GDDR5
64bit
Memory Bus
128bit
96.00GB/s
Bandwidth
72.00GB/s
Render Config
-
Compute Units
8
6
SM Count
-
768
Shading Units
512
24
TMUs
32
16
ROPs
16
24
Tensor Cores
-
6
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
256 KB
-
-
-
Theoretical Performance
28.19 GPixel/s
Pixel Rate
12.80 GPixel/s
42.29 GTexel/s
Texture Rate
25.60 GTexel/s
2.706 TFLOPS
FP16 (half)
-
2.706 TFLOPS
FP32 (float)
819.2 GFLOPS
42.29 GFLOPS
FP64 (double)
51.20 GFLOPS
Board Design
50W
TDP
55W
250 W
Suggested PSU
250 W
4x mini-DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
None
Power Connectors
None
Graphics Processor
GA107
GPU Name
Cape Verde
-
GPU Variant
Cape Verde PRO
Ampere
Architecture
GCN 1.0
Samsung
Foundry
TSMC
8 nm
Process Size
28 nm
8.7 billion
Transistors
1.5 billion
200 mm²
Die Size
123 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.3
Vulkan
1.2
8.6
CUDA
-
6.8
Shader Model
5.1
