AMD Radeon HD 8770M vs NVIDIA GeForce GTX 950M

VS

AMD Radeon HD 8770M

NVIDIA GeForce GTX 950M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8770M and 4GB VRAM GeForce GTX 950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8770M 's Advantages

Larger VRAM bandwidth (72.00GB/s vs 28.80GB/s)

NVIDIA GeForce GTX 950M 's Advantages

Released 1 years and 11 months late

Boost Clock has increased by 36% (1124MHz vs 825MHz)

More VRAM (4GB vs 2GB)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8770M

0.633 TFLOPS

GeForce GTX 950M +127%

1.439 TFLOPS

Radeon HD 8770M

VS

GeForce GTX 950M

Graphics Card

Apr 2013

Release Date

Mar 2015

Solar System

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

775 MHz

Base Clock

993 MHz

825 MHz

Boost Clock

1124 MHz

1125 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

28.80GB/s

Render Config

6

Compute Units

-

384

Shading Units

640

24

TMUs

40

8

ROPs

16

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

17.98 GPixel/s

19.80 GTexel/s

Texture Rate

44.96 GTexel/s

-

633.6 GFLOPS

FP32 (float)

1439 GFLOPS

39.60 GFLOPS

FP64 (double)

44.96 GFLOPS

Board Design

Unknown

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Mars

GPU Name

GM107

Mars S3 XT (216-0842018)

GPU Variant

N16P-GT

GCN 1.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

1.87 billion

77 mm²

Die Size

148 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

5.0

6.5 (5.1)

Shader Model

5.1

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