AMD Radeon HD 8770M vs NVIDIA GeForce GT 120M

VS

AMD Radeon HD 8770M

NVIDIA GeForce GT 120M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8770M and 1024MB VRAM GeForce GT 120M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8770M 's Advantages

Released 3 years and 10 months late

Boost Clock825MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (72.00GB/s vs 16.00GB/s)

352 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8770M +691%

0.633 TFLOPS

GeForce GT 120M

0.08 TFLOPS

Radeon HD 8770M

VS

GeForce GT 120M

Graphics Card

Apr 2013

Release Date

Jun 2009

Solar System

Generation

GeForce 100M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

775 MHz

Base Clock

-

825 MHz

Boost Clock

-

1125 MHz

Memory Clock

500 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

16.00GB/s

Render Config

6

Compute Units

-

SM Count

4

384

Shading Units

32

24

TMUs

16

8

ROPs

8

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

4.000 GPixel/s

19.80 GTexel/s

Texture Rate

8.000 GTexel/s

-

633.6 GFLOPS

FP32 (float)

80.00 GFLOPS

39.60 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

14W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Mars

GPU Name

G96C

Mars S3 XT (216-0842018)

GPU Variant

N10P-GV1

GCN 1.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

0.95 billion

Transistors

0.314 billion

77 mm²

Die Size

121 mm²

Graphics Features

12 (11_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1 (1.2)

OpenCL

1.1

1.2.170

Vulkan

N/A

-

CUDA

1.1

6.5 (5.1)

Shader Model

4.0

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