NVIDIA GeForce GTX 690 vs ATI Radeon HD 2900 GT

VS

NVIDIA GeForce GTX 690

ATI Radeon HD 2900 GT

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 690 and 256MB VRAM Radeon HD 2900 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 690 's Advantages

Released 4 years and 6 months late

Boost Clock1019MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (192.3GB/s vs 51.20GB/s)

1296 additional rendering cores

ATI Radeon HD 2900 GT 's Advantages

Lower TDP (150W vs 300W)

Score

Benchmark

FP32 (float)

GeForce GTX 690 +986%

3.13 TFLOPS

Radeon HD 2900 GT

0.288 TFLOPS

GeForce GTX 690

VS

Radeon HD 2900 GT

Graphics Card

May 2012

Release Date

Nov 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

-

1019 MHz

Boost Clock

-

1502 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

192.3GB/s

Bandwidth

51.20GB/s

Render Config

-

Compute Units

3

-

1536

Shading Units

240

128

TMUs

12

32

ROPs

12

-

16 KB (per SMX)

L1 Cache

-

512 KB

L2 Cache

128 KB

-

Theoretical Performance

32.61 GPixel/s

Pixel Rate

7.212 GPixel/s

130.4 GTexel/s

Texture Rate

7.212 GTexel/s

-

3.130 TFLOPS

FP32 (float)

288.5 GFLOPS

130.4 GFLOPS

FP64 (double)

-

Board Design

300W

TDP

150W

700 W

Suggested PSU

450 W

3x DVI 1x mini-DisplayPort 1.2

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

GK104

GPU Name

R600

GK104-355-A2

GPU Variant

R600 GT (215RGFDKA13FG)

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

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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