AMD Radeon RX 5700 XT vs AMD Radeon HD 7970

VS

AMD Radeon RX 5700 XT

AMD Radeon HD 7970

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 5700 XT and 3GB VRAM Radeon HD 7970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 5700 XT 's Advantages

Released 7 years and 7 months late

Boost Clock1905MHz

More VRAM (8GB vs 3GB)

Larger VRAM bandwidth (448.0GB/s vs 264.0GB/s)

512 additional rendering cores

Lower TDP (225W vs 250W)

Score

Benchmark

FP32 (float)

Radeon RX 5700 XT +157%

9.754 TFLOPS

Radeon HD 7970

3.789 TFLOPS

3DMark Time Spy

Radeon RX 5700 XT +315%

9474

Radeon HD 7970

2279

Radeon RX 5700 XT

VS

Radeon HD 7970

Graphics Card

Jul 2019

Release Date

Dec 2011

Navi

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1605 MHz

Base Clock

-

1905 MHz

Boost Clock

-

1750 MHz

Memory Clock

1375 MHz

Memory

8GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

384bit

448.0GB/s

Bandwidth

264.0GB/s

Render Config

40

Compute Units

32

-

2560

Shading Units

2048

160

TMUs

128

64

ROPs

32

-

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

768 KB

-

Theoretical Performance

121.9 GPixel/s

Pixel Rate

29.60 GPixel/s

304.8 GTexel/s

Texture Rate

118.4 GTexel/s

19.51 TFLOPS

FP16 (half)

-

9.754 TFLOPS

FP32 (float)

3.789 TFLOPS

609.6 GFLOPS

FP64 (double)

947.2 GFLOPS

Board Design

225W

TDP

250W

550 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Navi 10

GPU Name

Tahiti

Navi 10 XT (215-0917210)

GPU Variant

Tahiti XT (215-0821060)

RDNA 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

10.3 billion

Transistors

4.313 billion

251 mm²

Die Size

352 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.5

Shader Model

5.1

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