ATI Radeon HD 3870 Mac Edition vs NVIDIA GeForce GTX 460

VS

ATI Radeon HD 3870 Mac Edition

NVIDIA GeForce GTX 460

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 768MB VRAM GeForce GTX 460 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3870 Mac Edition 's Advantages

Lower TDP (106W vs 160W)

NVIDIA GeForce GTX 460 's Advantages

Released 2 years and 1 months late

More VRAM (768GB vs 512GB)

Larger VRAM bandwidth (86.40GB/s vs 72.06GB/s)

16 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition

0.497 TFLOPS

GeForce GTX 460 +82%

0.907 TFLOPS

Radeon HD 3870 Mac Edition

VS

GeForce GTX 460

Graphics Card

Jun 2008

Release Date

Jul 2010

Radeon R600

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1126 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

768MB

GDDR4

Memory Type

GDDR5

256bit

Memory Bus

192bit

72.06GB/s

Bandwidth

86.40GB/s

Render Config

4

Compute Units

-

SM Count

7

320

Shading Units

336

16

TMUs

56

16

ROPs

24

-

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

384 KB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

9.450 GPixel/s

12.43 GTexel/s

Texture Rate

37.80 GTexel/s

-

497.3 GFLOPS

FP32 (float)

907.2 GFLOPS

99.46 GFLOPS

FP64 (double)

75.60 GFLOPS

Board Design

106W

TDP

160W

300 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 6-pin

Power Connectors

-

Graphics Processor

RV670

GPU Name

GF104

RV670 XT (215-0708005)

GPU Variant

GF104-300-KB-A1

TeraScale

Architecture

Fermi

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.666 billion

Transistors

1.95 billion

192 mm²

Die Size

332 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

4.1

Shader Model

5.1

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