NVIDIA GeForce GTX 860M OEM vs AMD Radeon HD 6990M Rebrand

VS

NVIDIA GeForce GTX 860M OEM AMD Radeon HD 6990M Rebrand

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 860M OEM and 1024MB VRAM Radeon HD 6990M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 860M OEM 's Advantages

Released 3 years and 7 months late

Boost Clock1085MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (80.19GB/s vs 70.40GB/s)

Lower TDP (75W vs 100W)

AMD Radeon HD 6990M Rebrand 's Advantages

160 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 860M OEM +8%

1.389 TFLOPS

Radeon HD 6990M Rebrand

1.28 TFLOPS

GeForce GTX 860M OEM

VS

Radeon HD 6990M Rebrand

Graphics Card

Feb 2015

Release Date

Jul 2011

GeForce 800M

Generation

Vancouver

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

1020 MHz

Base Clock

-

1085 MHz

Boost Clock

-

1253 MHz

Memory Clock

1100 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

80.19GB/s

Bandwidth

70.40GB/s

Render Config

-

SM Count

-

Compute Units

14

640

Shading Units

800

40

TMUs

40

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

256 KB

Theoretical Performance

17.36 GPixel/s

Pixel Rate

12.80 GPixel/s

43.40 GTexel/s

Texture Rate

32.00 GTexel/s

-

FP16 (half)

-

1389 GFLOPS

FP32 (float)

1280 GFLOPS

43.40 GFLOPS

FP64 (double)

-

Graphics Processor

GM107

GPU Name

Broadway

N15P-GX-A1

GPU Variant

Broadway XTX

Maxwell

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.87 billion

Transistors

1.04 billion

148 mm²

Die Size

166 mm²

Board Design

75W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

5.0

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