NVIDIA GeForce GTX 950A vs ATI Mobility Radeon HD 4870

VS

NVIDIA GeForce GTX 950A

ATI Mobility Radeon HD 4870

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

Main Differences

NVIDIA GeForce GTX 950A 's Advantages

Released 6 years and 2 months late

Boost Clock1124MHz

More VRAM (2GB vs 512GB)

ATI Mobility Radeon HD 4870 's Advantages

Larger VRAM bandwidth (56.83GB/s vs 32.03GB/s)

160 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 950A +63%

1.439 TFLOPS

Mobility Radeon HD 4870

0.88 TFLOPS

GeForce GTX 950A

VS

Mobility Radeon HD 4870

Graphics Card

Mar 2015

Release Date

Jan 2009

GeForce 900A

Generation

M9x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

993 MHz

Base Clock

-

1124 MHz

Boost Clock

-

1001 MHz

Memory Clock

888 MHz

Memory

2GB

Memory Size

512MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

256bit

32.03GB/s

Bandwidth

56.83GB/s

Render Config

-

Compute Units

10

-

640

Shading Units

800

40

TMUs

40

16

ROPs

16

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

17.98 GPixel/s

Pixel Rate

8.800 GPixel/s

44.96 GTexel/s

Texture Rate

22.00 GTexel/s

-

1439 GFLOPS

FP32 (float)

880.0 GFLOPS

44.96 GFLOPS

FP64 (double)

176.0 GFLOPS

Board Design

75W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

GM107

GPU Name

M98

N16P-GT

GPU Variant

M98 XT L2 (216-0732023)

Maxwell

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.87 billion

Transistors

0.956 billion

148 mm²

Die Size

256 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

4.1

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