NVIDIA GeForce GTX 950 vs ATI Radeon HD 4870

VS

NVIDIA GeForce GTX 950 ATI Radeon HD 4870

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 950 and 512MB VRAM Radeon HD 4870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 950 's Advantages

Released 7 years and 2 months late

Boost Clock1188MHz

Lower TDP (90W vs 150W)

ATI Radeon HD 4870 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 105.8GB/s)

32 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 950 +52%

1.825 TFLOPS

Radeon HD 4870

1.2 TFLOPS

GeForce GTX 950

VS

Radeon HD 4870

Graphics Card

Aug 2015

Release Date

Jun 2008

GeForce 900

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1024 MHz

Base Clock

-

1188 MHz

Boost Clock

-

1653 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

105.8GB/s

Bandwidth

115.2GB/s

Render Config

-

SM Count

-

Compute Units

10

768

Shading Units

800

48

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

Theoretical Performance

38.02 GPixel/s

Pixel Rate

12.00 GPixel/s

57.02 GTexel/s

Texture Rate

30.00 GTexel/s

-

FP16 (half)

-

1.825 TFLOPS

FP32 (float)

1200 GFLOPS

57.02 GFLOPS

FP64 (double)

240.0 GFLOPS

Graphics Processor

GM206

GPU Name

RV770

GM206-250-A1

GPU Variant

RV770 XT (215-0669049)

Maxwell 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.94 billion

Transistors

0.956 billion

228 mm²

Die Size

256 mm²

Board Design

90W

TDP

150W

250 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

2x 6-pin

Graphics Features

12 (12_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.2

CUDA

-

6.4

Shader Model

4.1

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