AMD Radeon RX 9070 XT vs AMD Radeon HD 7770 GHz Edition

VS

AMD Radeon RX 9070 XT

AMD Radeon HD 7770 GHz Edition

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 9070 XT and 1024MB VRAM Radeon HD 7770 GHz Edition 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 Clock2700MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (624.1GB/s vs 72.00GB/s)

3456 additional rendering cores

AMD Radeon HD 7770 GHz Edition 's Advantages

Lower TDP (80W vs 260W)

Score

Benchmark

FP32 (float)

Radeon RX 9070 XT +1628%

22.12 TFLOPS

Radeon HD 7770 GHz Edition

1.28 TFLOPS

Radeon RX 9070 XT

VS

Radeon HD 7770 GHz Edition

Graphics Card

Unknown

Release Date

Feb 2012

Navi IV(RX 9000)

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2210 MHz

Base Clock

-

2700 MHz

Boost Clock

-

2438 MHz

Memory Clock

1125 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

624.1GB/s

Bandwidth

72.00GB/s

Render Config

64

Compute Units

10

-

4096

Shading Units

640

256

TMUs

40

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

259.2 GPixel/s

Pixel Rate

16.00 GPixel/s

691.2 GTexel/s

Texture Rate

40.00 GTexel/s

44.24 TFLOPS

FP16 (half)

-

22.12 TFLOPS

FP32 (float)

1280 GFLOPS

691.2 GFLOPS

FP64 (double)

80.00 GFLOPS

Board Design

260W

TDP

80W

600 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

Cape Verde

Navi 48 XT

GPU Variant

Cape Verde XT

RDNA 4.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

Unknown

Transistors

1.5 billion

Unknown

Die Size

123 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

1.2

1.3

Vulkan

1.2

-

6.8

Shader Model

5.1

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