Home GPU Comparison NVIDIA GeForce GTS 450 OEM vs ATI Radeon HD 2900 XTX

NVIDIA GeForce GTS 450 OEM vs ATI Radeon HD 2900 XTX

We compared two Desktop platform GPUs: 512MB VRAM GeForce GTS 450 OEM and 512MB VRAM Radeon HD 2900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 450 OEM 's Advantages
Lower TDP (106W vs 240W)
ATI Radeon HD 2900 XTX 's Advantages
Larger VRAM bandwidth (106.0GB/s vs 57.73GB/s)
176 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GTS 450 OEM
0.451 TFLOPS
Radeon HD 2900 XTX +5%
0.476 TFLOPS
VS

Graphics Card

Sep 2010
Release Date
Unknown
GeForce 400
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16

Clock Speeds

-
-
-
-
-
-
902 MHz
Memory Clock
828 MHz

Memory

512MB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
128bit
Memory Bus
512bit
57.73GB/s
Bandwidth
106.0GB/s

Render Config

-
Compute Units
4
3
SM Count
-
144
Shading Units
320
24
TMUs
16
16
ROPs
16
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
-
256 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

4.698 GPixel/s
Pixel Rate
11.89 GPixel/s
18.79 GTexel/s
Texture Rate
11.89 GTexel/s
-
-
-
451.0 GFLOPS
FP32 (float)
475.5 GFLOPS
37.58 GFLOPS
FP64 (double)
-

Board Design

106W
TDP
240W
300 W
Suggested PSU
550 W
1x DVI 1x DisplayPort 1x VGA
Outputs
2x DVI 1x S-Video
1x 6-pin
Power Connectors
2x 6-pin

Graphics Processor

GF106
GPU Name
R600
-
GPU Variant
R600 XTX A11 (215RGMDKA11FG)
Fermi
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
80 nm
1.17 billion
Transistors
0.72 billion
238 mm²
Die Size
420 mm²

Graphics Features

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

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