AMD Radeon HD 6870 vs NVIDIA GeForce GTX 750 Ti

VS

AMD Radeon HD 6870

NVIDIA GeForce GTX 750 Ti

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 2GB VRAM GeForce GTX 750 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 's Advantages

Larger VRAM bandwidth (134.4GB/s vs 86.40GB/s)

480 additional rendering cores

NVIDIA GeForce GTX 750 Ti 's Advantages

Released 3 years and 4 months late

Boost Clock1085MHz

More VRAM (2GB vs 1024GB)

Lower TDP (60W vs 151W)

Score

Benchmark

FP32 (float)

Radeon HD 6870 +45%

2.016 TFLOPS

GeForce GTX 750 Ti

1.389 TFLOPS

Radeon HD 6870

VS

GeForce GTX 750 Ti

Graphics Card

Oct 2010

Release Date

Feb 2014

Northern Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1020 MHz

-

Boost Clock

1085 MHz

1050 MHz

Memory Clock

1350 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

134.4GB/s

Bandwidth

86.40GB/s

Render Config

14

Compute Units

-

1120

Shading Units

640

56

TMUs

40

32

ROPs

16

-

8 KB (per CU)

L1 Cache

64 KB (per SMM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

17.36 GPixel/s

50.40 GTexel/s

Texture Rate

43.40 GTexel/s

-

2.016 TFLOPS

FP32 (float)

1389 GFLOPS

-

FP64 (double)

43.40 GFLOPS

Board Design

151W

TDP

60W

450 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x mini-HDMI 2.0

2x 6-pin

Power Connectors

None

Graphics Processor

Barts

GPU Name

GM107

Barts XT (215-0798000)

GPU Variant

GM107-400-A2

TeraScale 2

Architecture

Maxwell

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

1.87 billion

255 mm²

Die Size

148 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.0

Shader Model

5.1

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