NVIDIA GeForce GTX 670 vs ATI Radeon HD 5950

VS

NVIDIA GeForce GTX 670

ATI Radeon HD 5950

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 670 and 1024MB VRAM ATI Radeon HD 5950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 670 's Advantages

Boost Clock980MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (192.3GB/s vs 128.0GB/s)

Lower TDP (170W vs 302W)

ATI Radeon HD 5950 's Advantages

96 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 670 +26%

2.634 TFLOPS

ATI Radeon HD 5950

2.088 TFLOPS

GeForce GTX 670

VS

ATI Radeon HD 5950

Graphics Card

May 2012

Release Date

Unknown

GeForce 600

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

915 MHz

Base Clock

-

980 MHz

Boost Clock

-

1502 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

192.3GB/s

Bandwidth

128.0GB/s

Render Config

-

Compute Units

18

-

1344

Shading Units

1440

112

TMUs

72

32

ROPs

32

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

27.44 GPixel/s

Pixel Rate

23.20 GPixel/s

109.8 GTexel/s

Texture Rate

52.20 GTexel/s

-

2.634 TFLOPS

FP32 (float)

2.088 TFLOPS

109.8 GFLOPS

FP64 (double)

-

Board Design

170W

TDP

302W

450 W

Suggested PSU

700 W

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

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK104

GPU Name

Hemlock

GK104-325-A2

GPU Variant

Hemlock PRO

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

3.54 billion

Transistors

2.154 billion

294 mm²

Die Size

334 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

5.0

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