AMD Radeon HD 7870 XT vs AMD Radeon RX 5500 OEM

VS

AMD Radeon HD 7870 XT

AMD Radeon RX 5500 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 XT and 4GB VRAM Radeon RX 5500 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 XT 's Advantages

128 additional rendering cores

AMD Radeon RX 5500 OEM 's Advantages

Released 6 years and 11 months late

Boost Clock has increased by 89% (1845MHz vs 975MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 192.0GB/s)

Lower TDP (110W vs 185W)

Score

Benchmark

FP32 (float)

Radeon HD 7870 XT

2.995 TFLOPS

Radeon RX 5500 OEM +73%

5.196 TFLOPS

Radeon HD 7870 XT

VS

Radeon RX 5500 OEM

Graphics Card

Nov 2012

Release Date

Oct 2019

Southern Islands

Generation

Navi

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

925 MHz

Base Clock

1500 MHz

975 MHz

Boost Clock

1845 MHz

1500 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

128bit

192.0GB/s

Bandwidth

224.0GB/s

Render Config

24

Compute Units

22

-

1536

Shading Units

1408

96

TMUs

88

32

ROPs

32

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

2 MB

-

Theoretical Performance

31.20 GPixel/s

Pixel Rate

59.04 GPixel/s

93.60 GTexel/s

Texture Rate

162.4 GTexel/s

-

FP16 (half)

10.39 TFLOPS

2.995 TFLOPS

FP32 (float)

5.196 TFLOPS

748.8 GFLOPS

FP64 (double)

324.7 GFLOPS

Board Design

185W

TDP

110W

450 W

Suggested PSU

300 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

Tahiti

GPU Name

Navi 14

Tahiti LE (215-0821122)

GPU Variant

Navi 14 XT (215-0932220)

GCN 1.0

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

4.313 billion

Transistors

6.4 billion

352 mm²

Die Size

158 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

5.1

Shader Model

6.5

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