AMD Radeon RX 7800 vs ATI Radeon HD 5870

VS

AMD Radeon RX 7800

ATI Radeon HD 5870

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 and 1024MB VRAM Radeon HD 5870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800 's Advantages

Released 13 years and 4 months late

Boost Clock2800MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (576.0GB/s vs 153.6GB/s)

2240 additional rendering cores

ATI Radeon HD 5870 's Advantages

Lower TDP (188W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7800 +1272%

37.32 TFLOPS

Radeon HD 5870

2.72 TFLOPS

Radeon RX 7800

VS

Radeon HD 5870

Graphics Card

Jan 2023

Release Date

Sep 2009

Navi III

Generation

Evergreen

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1800 MHz

Base Clock

-

2800 MHz

Boost Clock

-

2250 MHz

Memory Clock

1200 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

153.6GB/s

Render Config

60

Compute Units

20

-

3840

Shading Units

1600

240

TMUs

80

128

ROPs

32

-

60

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

512 KB

64 MB

L3 Cache

-

Theoretical Performance

358.4 GPixel/s

Pixel Rate

27.20 GPixel/s

672.0 GTexel/s

Texture Rate

68.00 GTexel/s

86.02 TFLOPS

FP16 (half)

-

43.01 TFLOPS

FP32 (float)

2.720 TFLOPS

1344 GFLOPS

FP64 (double)

544.0 GFLOPS

Board Design

300W

TDP

188W

700 W

Suggested PSU

450 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

2x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Navi 32

GPU Name

Cypress

Navi 32 XT

GPU Variant

Cypress XT (215-0735033)

RDNA 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

Unknown

Transistors

2.154 billion

346 mm²

Die Size

334 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.2

OpenCL

1.2

1.3

Vulkan

N/A

-

6.7

Shader Model

5.0

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