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GPU Comparison
ATI Radeon HD 2400 vs ATI Radeon HD 4855
ATI Radeon HD 2400 vs ATI Radeon HD 4855
VS
ATI Radeon HD 2400
ATI Radeon HD 4855
We compared two Desktop platform GPUs: 256MB VRAM ATI Radeon HD 2400 and 512MB VRAM Radeon HD 4855 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 2400 's Advantages
Lower TDP (20W vs 110W)
ATI Radeon HD 4855 's Advantages
Released 1 years and 11 months late
More VRAM (512GB vs 256GB)
Larger VRAM bandwidth (115.2GB/s vs 7.920GB/s)
600 additional rendering cores
Score
Benchmark
FP32 (float)
ATI Radeon HD 2400
0.032 TFLOPS
Radeon HD 4855
+2200%
0.736 TFLOPS
ATI Radeon HD 2400
VS
Radeon HD 4855
Graphics Card
Feb 2008
Release Date
Jan 2010
Radeon R600
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
495 MHz
Memory Clock
900 MHz
Memory
256MB
Memory Size
512MB
DDR2
Memory Type
GDDR5
64bit
Memory Bus
256bit
7.920GB/s
Bandwidth
115.2GB/s
Render Config
-
SM Count
-
2
Compute Units
8
40
Shading Units
640
4
TMUs
32
4
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
-
L1 Cache
16 KB (per CU)
32 KB
L2 Cache
256 KB
Theoretical Performance
1.592 GPixel/s
Pixel Rate
9.200 GPixel/s
1.592 GTexel/s
Texture Rate
18.40 GTexel/s
-
FP16 (half)
-
31.84 GFLOPS
FP32 (float)
736.0 GFLOPS
-
FP64 (double)
147.2 GFLOPS
Graphics Processor
RV610
GPU Name
RV770
-
GPU Variant
RV770 PRO (215-0669065)
TeraScale
Architecture
TeraScale
TSMC
Foundry
TSMC
65 nm
Process Size
55 nm
0.18 billion
Transistors
0.956 billion
85 mm²
Die Size
256 mm²
Board Design
20W
TDP
110W
200 W
Suggested PSU
300 W
1x DVI 1x S-Video
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
None
Power Connectors
1x 6-pin
Graphics Features
10.0 (10_0)
DirectX
10.1 (10_1)
3.3
OpenGL
3.3
N/A
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
-
4.0
Shader Model
4.1
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