AMD Radeon HD 8770M vs NVIDIA GeForce 920M

VS

AMD Radeon HD 8770M

NVIDIA GeForce 920M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8770M and 2GB VRAM GeForce 920M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8770M 's Advantages

Boost Clock825MHz

Larger VRAM bandwidth (72.00GB/s vs 14.40GB/s)

NVIDIA GeForce 920M 's Advantages

Released 1 years and 11 months late

Score

Benchmark

FP32 (float)

Radeon HD 8770M

0.633 TFLOPS

GeForce 920M +15%

0.733 TFLOPS

Radeon HD 8770M

VS

GeForce 920M

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

-

825 MHz

Boost Clock

-

1125 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

72.00GB/s

Bandwidth

14.40GB/s

Render Config

6

Compute Units

-

384

Shading Units

384

24

TMUs

32

8

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

7.632 GPixel/s

19.80 GTexel/s

Texture Rate

30.53 GTexel/s

-

633.6 GFLOPS

FP32 (float)

732.7 GFLOPS

39.60 GFLOPS

FP64 (double)

30.53 GFLOPS

Board Design

Unknown

TDP

33W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Mars

GPU Name

GK208B

Mars S3 XT (216-0842018)

GPU Variant

N16V-GM

GCN 1.0

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

1.02 billion

77 mm²

Die Size

87 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

1.1

-

CUDA

3.5

6.5 (5.1)

Shader Model

5.1

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