ATI Radeon HD 4870 X2 vs NVIDIA GeForce GTX 670

VS

ATI Radeon HD 4870 X2 NVIDIA GeForce GTX 670

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 2GB VRAM GeForce GTX 670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 670 's Advantages

Released 3 years and 9 months late

Boost Clock980MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (192.3GB/s vs 115.2GB/s)

544 additional rendering cores

Lower TDP (170W vs 286W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 X2

1.2 TFLOPS

GeForce GTX 670 +119%

2.634 TFLOPS

Radeon HD 4870 X2

VS

GeForce GTX 670

Graphics Card

Aug 2008

Release Date

May 2012

Radeon R700

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

915 MHz

-

Boost Clock

980 MHz

900 MHz

Memory Clock

1502 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

192.3GB/s

Render Config

-

SM Count

-

10

Compute Units

-

800

Shading Units

1344

40

TMUs

112

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

Theoretical Performance

12.00 GPixel/s

Pixel Rate

27.44 GPixel/s

30.00 GTexel/s

Texture Rate

109.8 GTexel/s

-

FP16 (half)

-

1200 GFLOPS

FP32 (float)

2.634 TFLOPS

240.0 GFLOPS

FP64 (double)

109.8 GFLOPS

Graphics Processor

R700

GPU Name

GK104

R700 XT (215-0669045)

GPU Variant

GK104-325-A2

TeraScale

Architecture

Kepler

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.956 billion

Transistors

3.54 billion

256 mm²

Die Size

294 mm²

Board Design

286W

TDP

170W

600 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

4.1

Shader Model

5.1

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