AMD Radeon HD 6990 vs NVIDIA GeForce GTX 750 GM206

VS

AMD Radeon HD 6990

NVIDIA GeForce GTX 750 GM206

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 2GB VRAM GeForce GTX 750 GM206 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 80.19GB/s)

1024 additional rendering cores

NVIDIA GeForce GTX 750 GM206 's Advantages

Released 4 years and 8 months late

Boost Clock1239MHz

Lower TDP (60W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6990 +100%

2.55 TFLOPS

GeForce GTX 750 GM206

1.269 TFLOPS

Radeon HD 6990

VS

GeForce GTX 750 GM206

Graphics Card

Mar 2011

Release Date

Nov 2015

Northern Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1087 MHz

-

Boost Clock

1239 MHz

1250 MHz

Memory Clock

1253 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

80.19GB/s

Render Config

24

Compute Units

-

1536

Shading Units

512

96

TMUs

32

ROPs

32

-

8 KB (per CU)

L1 Cache

48 KB (per SMM)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

26.56 GPixel/s

Pixel Rate

39.65 GPixel/s

79.68 GTexel/s

Texture Rate

39.65 GTexel/s

-

2.550 TFLOPS

FP32 (float)

1269 GFLOPS

637.4 GFLOPS

FP64 (double)

39.65 GFLOPS

Board Design

375W

TDP

60W

750 W

Suggested PSU

250 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

2x DVI 1x HDMI 2.0

2x 8-pin

Power Connectors

-

Graphics Processor

Antilles

GPU Name

GM206

Antilles XT (215-0807027)

GPU Variant

-

TeraScale 3

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

2.64 billion

Transistors

2.94 billion

389 mm²

Die Size

228 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.2

5.0

Shader Model

6.4

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