AMD Radeon HD 6990 vs NVIDIA GeForce GTX 1070

VS

AMD Radeon HD 6990 NVIDIA GeForce GTX 1070

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 8GB VRAM GeForce GTX 1070 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1070 's Advantages

Released 5 years and 3 months late

Boost Clock1683MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.3GB/s vs 160.0GB/s)

384 additional rendering cores

Lower TDP (150W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6990

2.55 TFLOPS

GeForce GTX 1070 +153%

6.463 TFLOPS

Radeon HD 6990

VS

GeForce GTX 1070

Graphics Card

Mar 2011

Release Date

Jun 2016

Northern Islands

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1506 MHz

-

Boost Clock

1683 MHz

1250 MHz

Memory Clock

2002 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

256.3GB/s

Render Config

-

SM Count

15

24

Compute Units

-

1536

Shading Units

1920

96

TMUs

120

32

ROPs

64

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

48 KB (per SM)

512 KB

L2 Cache

2 MB

Theoretical Performance

26.56 GPixel/s

Pixel Rate

107.7 GPixel/s

79.68 GTexel/s

Texture Rate

202.0 GTexel/s

-

FP16 (half)

101.0 GFLOPS

2.550 TFLOPS

FP32 (float)

6.463 TFLOPS

637.4 GFLOPS

FP64 (double)

202.0 GFLOPS

Graphics Processor

Antilles

GPU Name

GP104

Antilles XT (215-0807027)

GPU Variant

GP104-200-A1

TeraScale 3

Architecture

Pascal

TSMC

Foundry

TSMC

40 nm

Process Size

16 nm

2.64 billion

Transistors

7.2 billion

389 mm²

Die Size

314 mm²

Board Design

375W

TDP

150W

750 W

Suggested PSU

450 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 8-pin

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

6.1

5.0

Shader Model

6.4

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