AMD Radeon HD 6870 vs NVIDIA GeForce GTX TITAN X

VS

AMD Radeon HD 6870 NVIDIA GeForce GTX TITAN X

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 12GB VRAM GeForce GTX TITAN X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 's Advantages

Lower TDP (151W vs 250W)

NVIDIA GeForce GTX TITAN X 's Advantages

Released 4 years and 5 months late

Boost Clock1089MHz

More VRAM (12GB vs 1GB)

Larger VRAM bandwidth (336.6GB/s vs 134.4GB/s)

1952 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6870

2.016 TFLOPS

GeForce GTX TITAN X +231%

6.691 TFLOPS

Radeon HD 6870

VS

GeForce GTX TITAN X

Graphics Card

Oct 2010

Release Date

Mar 2015

Northern Islands

Generation

GeForce 900

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1089 MHz

1050 MHz

Memory Clock

1753 MHz

Memory

1024MB

Memory Size

12GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

134.4GB/s

Bandwidth

336.6GB/s

Render Config

-

SM Count

-

14

Compute Units

-

1120

Shading Units

3072

56

TMUs

192

32

ROPs

96

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

48 KB (per SMM)

512 KB

L2 Cache

3 MB

Theoretical Performance

28.80 GPixel/s

Pixel Rate

104.5 GPixel/s

50.40 GTexel/s

Texture Rate

209.1 GTexel/s

-

FP16 (half)

-

2.016 TFLOPS

FP32 (float)

6.691 TFLOPS

-

FP64 (double)

209.1 GFLOPS

Graphics Processor

Barts

GPU Name

GM200

Barts XT (215-0798000)

GPU Variant

GM200-400-A1

TeraScale 2

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

8 billion

255 mm²

Die Size

601 mm²

Board Design

151W

TDP

250W

450 W

Suggested PSU

600 W

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

Outputs

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.2

5.0

Shader Model

6.4

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