NVIDIA GeForce GTX 950 vs AMD Radeon HD 7870 GHz Edition

VS

NVIDIA GeForce GTX 950

AMD Radeon HD 7870 GHz Edition

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 950 and 2GB VRAM Radeon HD 7870 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 950 's Advantages

Released 3 years and 5 months late

Boost Clock1188MHz

Lower TDP (90W vs 175W)

AMD Radeon HD 7870 GHz Edition 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 105.8GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 950

1.825 TFLOPS

Radeon HD 7870 GHz Edition +40%

2.56 TFLOPS

GeForce GTX 950

VS

Radeon HD 7870 GHz Edition

Graphics Card

Aug 2015

Release Date

Mar 2012

GeForce 900

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1024 MHz

Base Clock

-

1188 MHz

Boost Clock

-

1653 MHz

Memory Clock

1200 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

105.8GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

-

768

Shading Units

1280

48

TMUs

80

32

ROPs

32

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

38.02 GPixel/s

Pixel Rate

32.00 GPixel/s

57.02 GTexel/s

Texture Rate

80.00 GTexel/s

-

1.825 TFLOPS

FP32 (float)

2.560 TFLOPS

57.02 GFLOPS

FP64 (double)

160.0 GFLOPS

Board Design

90W

TDP

175W

250 W

Suggested PSU

450 W

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

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

GM206

GPU Name

Pitcairn

GM206-250-A1

GPU Variant

Pitcairn XT (215-0828047)

Maxwell 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.94 billion

Transistors

2.8 billion

228 mm²

Die Size

212 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

5.2

CUDA

-

6.4

Shader Model

5.1

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