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GPU Comparison
ATI Radeon HD 4855 vs AMD Radeon Pro W6400
ATI Radeon HD 4855 vs AMD Radeon Pro W6400
VS
ATI Radeon HD 4855
AMD Radeon Pro W6400
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4855 and 4GB VRAM Radeon Pro W6400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 4855 's Advantages
Larger VRAM bandwidth (115.2GB/s vs 112.0GB/s)
AMD Radeon Pro W6400 's Advantages
Released 12 years late
Boost Clock2331MHz
128 additional rendering cores
Lower TDP (50W vs 110W)
Score
Benchmark
FP32 (float)
Radeon HD 4855
0.736 TFLOPS
Radeon Pro W6400
+386%
3.58 TFLOPS
Radeon HD 4855
VS
Radeon Pro W6400
Graphics Card
Jan 2010
Release Date
Jan 2022
Radeon R700
Generation
Radeon Pro
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x4
Clock Speeds
-
Base Clock
2331 MHz
-
Boost Clock
2331 MHz
900 MHz
Memory Clock
1750 MHz
Memory
512MB
Memory Size
4GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
64bit
115.2GB/s
Bandwidth
112.0GB/s
Render Config
-
SM Count
-
8
Compute Units
12
640
Shading Units
768
32
TMUs
48
16
ROPs
32
-
Tensor Cores
-
-
RT Cores
12
16 KB (per CU)
L1 Cache
128 KB per Array
256 KB
L2 Cache
1024 KB
Theoretical Performance
9.200 GPixel/s
Pixel Rate
74.59 GPixel/s
18.40 GTexel/s
Texture Rate
111.9 GTexel/s
-
FP16 (half)
7.161 TFLOPS
736.0 GFLOPS
FP32 (float)
3.580 TFLOPS
147.2 GFLOPS
FP64 (double)
223.8 GFLOPS
Graphics Processor
RV770
GPU Name
Navi 24
RV770 PRO (215-0669065)
GPU Variant
Navi 24 XL-W
TeraScale
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
55 nm
Process Size
6 nm
0.956 billion
Transistors
5.4 billion
256 mm²
Die Size
107 mm²
Board Design
110W
TDP
50W
300 W
Suggested PSU
250 W
1x DVI 1x HDMI 1.3a 1x VGA
Outputs
2x DisplayPort 1.4a
1x 6-pin
Power Connectors
None
Graphics Features
10.1 (10_1)
DirectX
12 Ultimate (12_2)
3.3
OpenGL
4.6
1.1
OpenCL
2.2
N/A
Vulkan
1.3
-
CUDA
-
4.1
Shader Model
6.6
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