NVIDIA GeForce GTX 480 vs AMD Radeon HD 6870 1600SP Edition

VS

NVIDIA GeForce GTX 480 AMD Radeon HD 6870 1600SP Edition

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 480 and 1024MB VRAM Radeon HD 6870 1600SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 480 's Advantages

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (177.4GB/s vs 134.4GB/s)

AMD Radeon HD 6870 1600SP Edition 's Advantages

Released 2 years and 10 months late

1120 additional rendering cores

Lower TDP (175W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 480

1.345 TFLOPS

Radeon HD 6870 1600SP Edition +102%

2.72 TFLOPS

GeForce GTX 480

VS

Radeon HD 6870 1600SP Edition

Graphics Card

Mar 2010

Release Date

Jan 2013

GeForce 400

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

924 MHz

Memory Clock

1050 MHz

Memory

1536MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

177.4GB/s

Bandwidth

134.4GB/s

Render Config

15

SM Count

-

Compute Units

20

480

Shading Units

1600

60

TMUs

80

48

ROPs

32

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

768 KB

L2 Cache

512 KB

Theoretical Performance

21.03 GPixel/s

Pixel Rate

27.20 GPixel/s

42.06 GTexel/s

Texture Rate

68.00 GTexel/s

-

FP16 (half)

-

1345 GFLOPS

FP32 (float)

2.720 TFLOPS

168.1 GFLOPS

FP64 (double)

544.0 GFLOPS

Graphics Processor

GF100

GPU Name

Cypress

GF100-375-A3

GPU Variant

Cypress XT (215-0735033)

Fermi

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

3.1 billion

Transistors

2.154 billion

529 mm²

Die Size

334 mm²

Board Design

250W

TDP

175W

600 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.3a

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

5.0

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