AMD Radeon R9 295X2 vs NVIDIA RTX A400
We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 295X2 and 4GB VRAM RTX A400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 295X2 's Advantages
Larger VRAM bandwidth (320.0GB/s vs 96.00GB/s)
2048 additional rendering cores
NVIDIA RTX A400 's Advantages
Released 10 years late
Boost Clock1762MHz
Lower TDP (50W vs 500W)
Score
Benchmark
FP32 (float)
Radeon R9 295X2
+111%
5.733 TFLOPS
RTX A400
2.706 TFLOPS
Graphics Card
Apr 2014
Release Date
Apr 2024
Volcanic Islands
Generation
Quadro Ampere(Ax000)
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
-
Base Clock
1417 MHz
-
Boost Clock
1762 MHz
1250 MHz
Memory Clock
1500 MHz
Memory
4GB
Memory Size
4GB
GDDR5
Memory Type
GDDR6
512bit
Memory Bus
64bit
320.0GB/s
Bandwidth
96.00GB/s
Render Config
44
Compute Units
-
-
SM Count
6
2816
Shading Units
768
176
TMUs
24
64
ROPs
16
-
Tensor Cores
24
-
RT Cores
6
16 KB (per CU)
L1 Cache
128 KB (per SM)
1024 KB
L2 Cache
2 MB
-
-
-
Theoretical Performance
65.15 GPixel/s
Pixel Rate
28.19 GPixel/s
179.2 GTexel/s
Texture Rate
42.29 GTexel/s
-
FP16 (half)
2.706 TFLOPS
5.733 TFLOPS
FP32 (float)
2.706 TFLOPS
716.7 GFLOPS
FP64 (double)
42.29 GFLOPS
Board Design
500W
TDP
50W
900 W
Suggested PSU
250 W
1x DVI
4x mini-DisplayPort 1.2
Outputs
4x mini-DisplayPort 1.4a
2x 8-pin
Power Connectors
None
Graphics Processor
Vesuvius
GPU Name
GA107
Vesuvius XT
(215-0852022)
GPU Variant
-
GCN 2.0
Architecture
Ampere
TSMC
Foundry
Samsung
28 nm
Process Size
8 nm
6.2 billion
Transistors
8.7 billion
438 mm²
Die Size
200 mm²
Graphics Features
12 (12_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.0
OpenCL
3.0
1.2
Vulkan
1.3
-
CUDA
8.6
6.3
Shader Model
6.8
