NVIDIA GeForce GTX 670 vs ATI Radeon HD 2900 XT

VS

NVIDIA GeForce GTX 670 ATI Radeon HD 2900 XT

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 670 and 512MB VRAM Radeon HD 2900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 670 's Advantages

Released 5 years late

Boost Clock980MHz

Larger VRAM bandwidth (192.3GB/s vs 106.0GB/s)

1024 additional rendering cores

Lower TDP (170W vs 215W)

Score

Benchmark

FP32 (float)

GeForce GTX 670 +453%

2.634 TFLOPS

Radeon HD 2900 XT

0.476 TFLOPS

GeForce GTX 670

VS

Radeon HD 2900 XT

Graphics Card

May 2012

Release Date

May 2007

GeForce 600

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

915 MHz

Base Clock

-

980 MHz

Boost Clock

-

1502 MHz

Memory Clock

828 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

512bit

192.3GB/s

Bandwidth

106.0GB/s

Render Config

-

SM Count

-

Compute Units

4

1344

Shading Units

320

112

TMUs

16

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

-

512 KB

L2 Cache

256 KB

Theoretical Performance

27.44 GPixel/s

Pixel Rate

11.89 GPixel/s

109.8 GTexel/s

Texture Rate

11.89 GTexel/s

-

FP16 (half)

-

2.634 TFLOPS

FP32 (float)

475.5 GFLOPS

109.8 GFLOPS

FP64 (double)

-

Graphics Processor

GK104

GPU Name

R600

GK104-325-A2

GPU Variant

R600 XT (215RGMDKA13FG)

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

3.54 billion

Transistors

0.72 billion

294 mm²

Die Size

420 mm²

Board Design

170W

TDP

215W

450 W

Suggested PSU

550 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 (11_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3 (full) 4.0 (partial)

3.0

OpenCL

N/A

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

4.0

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