NVIDIA GeForce GT 750M vs AMD Radeon HD 6990M

VS

NVIDIA GeForce GT 750M

AMD Radeon HD 6990M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 750M and 2GB VRAM Radeon HD 6990M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 750M 's Advantages

Released 1 years and 6 months late

Boost Clock967MHz

Lower TDP (50W vs 100W)

AMD Radeon HD 6990M 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 64.19GB/s)

736 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 750M

0.743 TFLOPS

Radeon HD 6990M +115%

1.602 TFLOPS

GeForce GT 750M

VS

Radeon HD 6990M

Graphics Card

Jan 2013

Release Date

Jul 2011

GeForce 700M

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

941 MHz

Base Clock

-

967 MHz

Boost Clock

-

1003 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

64.19GB/s

Bandwidth

115.2GB/s

Render Config

-

Compute Units

14

-

384

Shading Units

1120

32

TMUs

56

16

ROPs

32

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

7.736 GPixel/s

Pixel Rate

22.88 GPixel/s

30.94 GTexel/s

Texture Rate

40.04 GTexel/s

-

742.7 GFLOPS

FP32 (float)

1.602 TFLOPS

30.94 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK107

GPU Name

Blackcomb

N14P-GT

GPU Variant

Blackcomb XTX (216-0811030)

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

1.7 billion

118 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

5.0

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