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GPU Comparison
NVIDIA GeForce GTX 260 Rev. 2 vs ATI Radeon HD 4770
NVIDIA GeForce GTX 260 Rev. 2 vs ATI Radeon HD 4770
VS
NVIDIA GeForce GTX 260 Rev. 2
ATI Radeon HD 4770
We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 260 Rev. 2 and 512MB VRAM Radeon HD 4770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 260 Rev. 2 's Advantages
More VRAM (896GB vs 512GB)
Larger VRAM bandwidth (111.9GB/s vs 51.20GB/s)
ATI Radeon HD 4770 's Advantages
Released 9 months late
448 additional rendering cores
Lower TDP (80W vs 182W)
Score
Benchmark
FP32 (float)
GeForce GTX 260 Rev. 2
0.477 TFLOPS
Radeon HD 4770
+101%
0.96 TFLOPS
GeForce GTX 260 Rev. 2
VS
Radeon HD 4770
Graphics Card
Jul 2008
Release Date
Apr 2009
GeForce 200
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
999 MHz
Memory Clock
800 MHz
Memory
896MB
Memory Size
512MB
GDDR3
Memory Type
GDDR5
448bit
Memory Bus
128bit
111.9GB/s
Bandwidth
51.20GB/s
Render Config
-
Compute Units
8
24
SM Count
-
192
Shading Units
640
64
TMUs
32
28
ROPs
16
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
224 KB
L2 Cache
128 KB
-
-
-
Theoretical Performance
16.13 GPixel/s
Pixel Rate
12.00 GPixel/s
36.86 GTexel/s
Texture Rate
24.00 GTexel/s
-
-
-
476.9 GFLOPS
FP32 (float)
960.0 GFLOPS
59.62 GFLOPS
FP64 (double)
192.0 GFLOPS
Board Design
182W
TDP
80W
450 W
Suggested PSU
250 W
2x DVI 1x S-Video
Outputs
2x DVI 1x S-Video
2x 6-pin
Power Connectors
1x 6-pin
Graphics Processor
GT200B
GPU Name
RV740
G200-103-B3
GPU Variant
RV740 XT (215-0727019)
Tesla 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
1.4 billion
Transistors
0.826 billion
470 mm²
Die Size
137 mm²
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
1.3
CUDA
-
4.0
Shader Model
4.1
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