AMD Radeon HD 6870M vs NVIDIA GeForce GT 635M

VS

AMD Radeon HD 6870M NVIDIA GeForce GT 635M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6870M and 1024MB VRAM GeForce GT 635M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870M 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 28.80GB/s)

704 additional rendering cores

NVIDIA GeForce GT 635M 's Advantages

Released 1 years and 2 months late

Lower TDP (35W vs 50W)

Score

Benchmark

FP32 (float)

Radeon HD 6870M +326%

1.08 TFLOPS

GeForce GT 635M

0.253 TFLOPS

Radeon HD 6870M

VS

GeForce GT 635M

Graphics Card

Jan 2011

Release Date

Mar 2012

Vancouver

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

2

10

Compute Units

-

800

Shading Units

96

40

TMUs

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

256 KB

Theoretical Performance

10.80 GPixel/s

Pixel Rate

2.640 GPixel/s

27.00 GTexel/s

Texture Rate

10.56 GTexel/s

-

FP16 (half)

-

1080 GFLOPS

FP32 (float)

253.4 GFLOPS

-

FP64 (double)

21.12 GFLOPS

Graphics Processor

Granville

GPU Name

GF108

Granville XT (216-0769024)

GPU Variant

N12E-GE-A1

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

0.585 billion

166 mm²

Die Size

116 mm²

Board Design

50W

TDP

35W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

Related GPU Comparisons

1

NVIDIA GeForce RTX 2060 Mobile vs AMD Radeon HD 6870M

2

NVIDIA GeForce GT 625M vs AMD Radeon HD 6870M

3

AMD Radeon HD 6970M Rebrand vs AMD Radeon HD 6870M

4

ATI Mobility Radeon HD 4860 vs AMD Radeon HD 6870M

5

AMD Radeon Pro Vega 20 vs AMD Radeon HD 6870M

6

AMD Radeon HD 6870M vs AMD Radeon RX 7900M

7

NVIDIA GeForce RTX 4060 Mobile vs AMD Radeon HD 6870M

8

AMD Radeon HD 6870M vs AMD Radeon R5 A330

9

AMD Radeon HD 6870M vs NVIDIA GeForce RTX 3080 Max Q

10

AMD Radeon HD 6870M vs NVIDIA GeForce G210M