AMD Radeon HD 6870 1600SP Edition vs NVIDIA GeForce GT 630

VS

AMD Radeon HD 6870 1600SP Edition NVIDIA GeForce GT 630

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 1600SP Edition and 1024MB VRAM GeForce GT 630 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 1600SP Edition 's Advantages

Released 8 months late

Larger VRAM bandwidth (134.4GB/s vs 28.80GB/s)

1504 additional rendering cores

NVIDIA GeForce GT 630 's Advantages

Lower TDP (65W vs 175W)

Score

Benchmark

FP32 (float)

Radeon HD 6870 1600SP Edition +774%

2.72 TFLOPS

GeForce GT 630

0.311 TFLOPS

Radeon HD 6870 1600SP Edition

VS

GeForce GT 630

Graphics Card

Jan 2013

Release Date

May 2012

Northern Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1050 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

134.4GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

2

20

Compute Units

-

1600

Shading Units

96

80

TMUs

16

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

Theoretical Performance

27.20 GPixel/s

Pixel Rate

3.240 GPixel/s

68.00 GTexel/s

Texture Rate

12.96 GTexel/s

-

FP16 (half)

-

2.720 TFLOPS

FP32 (float)

311.0 GFLOPS

544.0 GFLOPS

FP64 (double)

25.92 GFLOPS

Graphics Processor

Cypress

GPU Name

GF108

Cypress XT (215-0735033)

GPU Variant

GF108-400-A1

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

2.154 billion

Transistors

0.585 billion

334 mm²

Die Size

116 mm²

Board Design

175W

TDP

65W

450 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 6-pin

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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