NVIDIA GeForce GTX 1070 GDDR5X vs AMD Radeon HD 7870 XT

VS

NVIDIA GeForce GTX 1070 GDDR5X

AMD Radeon HD 7870 XT

We compared two Desktop platform GPUs: 8GB VRAM GeForce GTX 1070 GDDR5X and 2GB VRAM Radeon HD 7870 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1070 GDDR5X 's Advantages

Released 6 years and 1 months late

Boost Clock has increased by 73% (1683MHz vs 975MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.3GB/s vs 192.0GB/s)

384 additional rendering cores

Lower TDP (150W vs 185W)

Score

Benchmark

FP32 (float)

GeForce GTX 1070 GDDR5X +115%

6.463 TFLOPS

Radeon HD 7870 XT

2.995 TFLOPS

GeForce GTX 1070 GDDR5X

VS

Radeon HD 7870 XT

Graphics Card

Dec 2018

Release Date

Nov 2012

GeForce 10

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1506 MHz

Base Clock

925 MHz

1683 MHz

Boost Clock

975 MHz

1001 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

2GB

GDDR5X

Memory Type

GDDR5

256bit

Memory Bus

256bit

256.3GB/s

Bandwidth

192.0GB/s

Render Config

-

Compute Units

24

15

SM Count

-

1920

Shading Units

1536

120

TMUs

96

64

ROPs

32

-

48 KB (per SM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

107.7 GPixel/s

Pixel Rate

31.20 GPixel/s

202.0 GTexel/s

Texture Rate

93.60 GTexel/s

101.0 GFLOPS

FP16 (half)

-

6.463 TFLOPS

FP32 (float)

2.995 TFLOPS

202.0 GFLOPS

FP64 (double)

748.8 GFLOPS

Board Design

150W

TDP

185W

450 W

Suggested PSU

450 W

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

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

GP104

GPU Name

Tahiti

GP104-200-A1

GPU Variant

Tahiti LE (215-0821122)

Pascal

Architecture

GCN 1.0

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

7.2 billion

Transistors

4.313 billion

314 mm²

Die Size

352 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

6.1

CUDA

-

6.4

Shader Model

5.1

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