Home GPU Comparison ATI Radeon HD 2900 XTX vs NVIDIA GeForce GTX 560

ATI Radeon HD 2900 XTX vs NVIDIA GeForce GTX 560

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XTX and 1024MB VRAM GeForce GTX 560 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 560 's Advantages
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (128.0GB/s vs 106.0GB/s)
16 additional rendering cores
Lower TDP (150W vs 240W)

Score

Benchmark

FP32 (float)
Radeon HD 2900 XTX
0.476 TFLOPS
GeForce GTX 560 +128%
1.089 TFLOPS
VS

Graphics Card

Unknown
Release Date
May 2011
Radeon R600
Generation
GeForce 500
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
828 MHz
Memory Clock
1000 MHz

Memory

512MB
Memory Size
1024MB
GDDR3
Memory Type
GDDR5
512bit
Memory Bus
256bit
106.0GB/s
Bandwidth
128.0GB/s

Render Config

4
Compute Units
-
-
SM Count
7
320
Shading Units
336
16
TMUs
56
16
ROPs
32
-
-
-
-
-
-
-
L1 Cache
64 KB (per SM)
256 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

11.89 GPixel/s
Pixel Rate
11.34 GPixel/s
11.89 GTexel/s
Texture Rate
45.36 GTexel/s
-
-
-
475.5 GFLOPS
FP32 (float)
1089 GFLOPS
-
FP64 (double)
90.72 GFLOPS

Board Design

240W
TDP
150W
550 W
Suggested PSU
450 W
2x DVI 1x S-Video
Outputs
2x DVI 1x mini-HDMI 1.3a
2x 6-pin
Power Connectors
2x 6-pin

Graphics Processor

R600
GPU Name
GF114
R600 XTX A11 (215RGMDKA11FG)
GPU Variant
GF114-325-A1
TeraScale
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
80 nm
Process Size
40 nm
0.72 billion
Transistors
1.95 billion
420 mm²
Die Size
332 mm²

Graphics Features

10.0 (10_0)
DirectX
12 (11_0)
3.3 (full) 4.0 (partial)
OpenGL
4.6
N/A
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
2.1
4.0
Shader Model
5.1

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