AMD Radeon RX 7800 XT vs AMD Radeon HD 8470 OEM

VS

AMD Radeon RX 7800 XT AMD Radeon HD 8470 OEM

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 XT and 1024MB VRAM Radeon HD 8470 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800 XT 's Advantages

Released 10 years and 7 months late

Boost Clock2430MHz

More VRAM (16GB vs 1GB)

Larger VRAM bandwidth (624.1GB/s vs 25.60GB/s)

3680 additional rendering cores

AMD Radeon HD 8470 OEM 's Advantages

Lower TDP (35W vs 263W)

Score

Benchmark

FP32 (float)

Radeon RX 7800 XT +14948%

37.32 TFLOPS

Radeon HD 8470 OEM

0.248 TFLOPS

Radeon RX 7800 XT

VS

Radeon HD 8470 OEM

Graphics Card

Aug 2023

Release Date

Jan 2013

Navi III

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1295 MHz

Base Clock

-

2430 MHz

Boost Clock

-

2438 MHz

Memory Clock

800 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

64bit

624.1GB/s

Bandwidth

25.60GB/s

Render Config

-

SM Count

-

60

Compute Units

2

3840

Shading Units

160

240

TMUs

8

96

ROPs

4

-

Tensor Cores

-

60

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

128 KB

Theoretical Performance

233.3 GPixel/s

Pixel Rate

3.100 GPixel/s

583.2 GTexel/s

Texture Rate

6.200 GTexel/s

74.65 TFLOPS

FP16 (half)

-

37.32 TFLOPS

FP32 (float)

248.0 GFLOPS

1166 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 32

GPU Name

Caicos

Navi 32 XT (215-180000006)

GPU Variant

Caicos XT (215-0804070)

RDNA 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

28.1 billion

Transistors

0.37 billion

346 mm²

Die Size

67 mm²

Board Design

263W

TDP

35W

600 W

Suggested PSU

200 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

1x DVI 1x HDMI 1.3a

2x 8-pin

Power Connectors

None

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

-

CUDA

-

6.7

Shader Model

5.0

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