AMD Radeon RX 9070 XT vs AMD Radeon HD 8770 OEM

VS

AMD Radeon RX 9070 XT

AMD Radeon HD 8770 OEM

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 9070 XT and 1024MB VRAM Radeon HD 8770 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 9070 XT 's Advantages

Boost Clock2430MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (624.1GB/s vs 96.00GB/s)

3200 additional rendering cores

AMD Radeon HD 8770 OEM 's Advantages

Lower TDP (85W vs 220W)

Score

Benchmark

FP32 (float)

Radeon RX 9070 XT +957%

19.91 TFLOPS

Radeon HD 8770 OEM

1.882 TFLOPS

Radeon RX 9070 XT

VS

Radeon HD 8770 OEM

Graphics Card

Unknown

Release Date

Sep 2013

Navi IV(RX 9000)

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1295 MHz

Base Clock

-

2430 MHz

Boost Clock

-

2438 MHz

Memory Clock

1500 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

624.1GB/s

Bandwidth

96.00GB/s

Render Config

64

Compute Units

14

-

4096

Shading Units

896

256

TMUs

56

96

ROPs

16

-

64

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

64 MB

L3 Cache

-

Theoretical Performance

233.3 GPixel/s

Pixel Rate

16.80 GPixel/s

622.1 GTexel/s

Texture Rate

58.80 GTexel/s

39.81 TFLOPS

FP16 (half)

-

19.91 TFLOPS

FP32 (float)

1.882 TFLOPS

622.1 GFLOPS

FP64 (double)

117.6 GFLOPS

Board Design

220W

TDP

85W

550 W

Suggested PSU

250 W

1x HDMI 2.1a3x DisplayPort 2.1

Outputs

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

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 48

GPU Name

Bonaire

Navi 48 XT

GPU Variant

Bonaire XT (215-0839039)

RDNA 4.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

Unknown

Transistors

2.08 billion

Unknown

Die Size

160 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.0

1.3

Vulkan

1.2

-

6.8

Shader Model

6.3

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