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GPU Comparison
AMD Radeon RX 6400 vs ATI Radeon HD 5950
AMD Radeon RX 6400 vs ATI Radeon HD 5950
VS
AMD Radeon RX 6400
ATI Radeon HD 5950
We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 1024MB VRAM ATI Radeon HD 5950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 6400 's Advantages
Boost Clock2321MHz
More VRAM (4GB vs 1GB)
Lower TDP (53W vs 302W)
ATI Radeon HD 5950 's Advantages
672 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 6400
+70%
3.565 TFLOPS
ATI Radeon HD 5950
2.088 TFLOPS
Radeon RX 6400
VS
ATI Radeon HD 5950
Graphics Card
Jan 2022
Release Date
Unknown
Navi II
Generation
Evergreen
Desktop
Type
Desktop
PCIe 4.0 x4
Bus Interface
PCIe 2.0 x16
Clock Speeds
1923 MHz
Base Clock
-
2321 MHz
Boost Clock
-
2000 MHz
Memory Clock
1000 MHz
Memory
4GB
Memory Size
1024MB
GDDR6
Memory Type
GDDR5
64bit
Memory Bus
256bit
128.0GB/s
Bandwidth
128.0GB/s
Render Config
-
SM Count
-
12
Compute Units
18
768
Shading Units
1440
48
TMUs
72
32
ROPs
32
-
Tensor Cores
-
12
RT Cores
-
128 KB per Array
L1 Cache
8 KB (per CU)
1024 KB
L2 Cache
512 KB
Theoretical Performance
74.27 GPixel/s
Pixel Rate
23.20 GPixel/s
111.4 GTexel/s
Texture Rate
52.20 GTexel/s
7.130 TFLOPS
FP16 (half)
-
3.565 TFLOPS
FP32 (float)
2.088 TFLOPS
222.8 GFLOPS
FP64 (double)
-
Graphics Processor
Navi 24
GPU Name
Hemlock
Navi 24 XL (215-135000046)
GPU Variant
Hemlock PRO
RDNA 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
6 nm
Process Size
40 nm
5.4 billion
Transistors
2.154 billion
107 mm²
Die Size
334 mm²
Board Design
53W
TDP
302W
250 W
Suggested PSU
700 W
1x HDMI 2.1 1x DisplayPort 1.4a
Outputs
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
None
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Features
12 Ultimate (12_2)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.2
OpenCL
1.2
1.3
Vulkan
N/A
-
CUDA
-
6.6
Shader Model
5.0
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