Home GPU Comparison ATI Radeon HD 2900 XT vs NVIDIA GeForce GTX 460 SE v2

ATI Radeon HD 2900 XT vs NVIDIA GeForce GTX 460 SE v2

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XT and 768MB VRAM GeForce GTX 460 SE v2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 XT 's Advantages
Larger VRAM bandwidth (106.0GB/s vs 81.60GB/s)
32 additional rendering cores
NVIDIA GeForce GTX 460 SE v2 's Advantages
Released 3 years and 6 months late
More VRAM (768GB vs 512GB)
Lower TDP (150W vs 215W)

Score

Benchmark

FP32 (float)
Radeon HD 2900 XT
0.476 TFLOPS
GeForce GTX 460 SE v2 +57%
0.749 TFLOPS
VS

Graphics Card

May 2007
Release Date
Nov 2010
Radeon R600
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
828 MHz
Memory Clock
850 MHz

Memory

512MB
Memory Size
768MB
GDDR3
Memory Type
GDDR5
512bit
Memory Bus
192bit
106.0GB/s
Bandwidth
81.60GB/s

Render Config

4
Compute Units
-
-
SM Count
6
320
Shading Units
288
16
TMUs
48
16
ROPs
24
-
-
-
-
-
-
-
L1 Cache
64 KB (per SM)
256 KB
L2 Cache
384 KB
-
-
-

Theoretical Performance

11.89 GPixel/s
Pixel Rate
7.800 GPixel/s
11.89 GTexel/s
Texture Rate
31.20 GTexel/s
-
-
-
475.5 GFLOPS
FP32 (float)
748.8 GFLOPS
-
FP64 (double)
62.40 GFLOPS

Board Design

215W
TDP
150W
550 W
Suggested PSU
450 W
2x DVI 1x S-Video
Outputs
2x DVI 1x mini-HDMI 1.3a
1x 6-pin + 1x 8-pin
Power Connectors
2x 6-pin

Graphics Processor

R600
GPU Name
GF114
R600 XT (215RGMDKA13FG)
GPU Variant
GF114-400-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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