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GPU Comparison
NVIDIA GeForce 8800 GT vs ATI Radeon HD 4855
NVIDIA GeForce 8800 GT vs ATI Radeon HD 4855
VS
NVIDIA GeForce 8800 GT
ATI Radeon HD 4855
We compared two Desktop platform GPUs: 512MB VRAM GeForce 8800 GT 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 4855 's Advantages
Released 2 years and 3 months late
Larger VRAM bandwidth (115.2GB/s vs 57.60GB/s)
528 additional rendering cores
Lower TDP (110W vs 125W)
Score
Benchmark
FP32 (float)
GeForce 8800 GT
0.336 TFLOPS
Radeon HD 4855
+119%
0.736 TFLOPS
GeForce 8800 GT
VS
Radeon HD 4855
Graphics Card
Oct 2007
Release Date
Jan 2010
GeForce 8
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
900 MHz
Memory Clock
900 MHz
Memory
512MB
Memory Size
512MB
GDDR3
Memory Type
GDDR5
256bit
Memory Bus
256bit
57.60GB/s
Bandwidth
115.2GB/s
Render Config
14
SM Count
-
-
Compute Units
8
112
Shading Units
640
56
TMUs
32
16
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
-
L1 Cache
16 KB (per CU)
64 KB
L2 Cache
256 KB
Theoretical Performance
9.600 GPixel/s
Pixel Rate
9.200 GPixel/s
33.60 GTexel/s
Texture Rate
18.40 GTexel/s
-
FP16 (half)
-
336.0 GFLOPS
FP32 (float)
736.0 GFLOPS
-
FP64 (double)
147.2 GFLOPS
Graphics Processor
G92
GPU Name
RV770
G92-270-A2
GPU Variant
RV770 PRO (215-0669065)
Tesla
Architecture
TeraScale
TSMC
Foundry
TSMC
65 nm
Process Size
55 nm
0.754 billion
Transistors
0.956 billion
324 mm²
Die Size
256 mm²
Board Design
125W
TDP
110W
300 W
Suggested PSU
300 W
2x DVI 1x S-Video
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
1x 6-pin
Power Connectors
1x 6-pin
Graphics Features
11.1 (10_0)
DirectX
10.1 (10_1)
3.3
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
1.1
CUDA
-
4.0
Shader Model
4.1
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