AMD Radeon HD 8770 OEM vs AMD Radeon RX 7800 XT

VS

AMD Radeon HD 8770 OEM AMD Radeon RX 7800 XT

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8770 OEM and 16GB VRAM Radeon RX 7800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8770 OEM 's Advantages

Lower TDP (85W vs 263W)

AMD Radeon RX 7800 XT 's Advantages

Released 9 years and 11 months late

Boost Clock2430MHz

More VRAM (16GB vs 1GB)

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

2944 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8770 OEM

1.882 TFLOPS

Radeon RX 7800 XT +1882%

37.32 TFLOPS

Radeon HD 8770 OEM

VS

Radeon RX 7800 XT

Graphics Card

Sep 2013

Release Date

Aug 2023

Sea Islands

Generation

Navi III

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1295 MHz

-

Boost Clock

2430 MHz

1500 MHz

Memory Clock

2438 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

624.1GB/s

Render Config

-

SM Count

-

14

Compute Units

60

896

Shading Units

3840

56

TMUs

240

16

ROPs

96

-

Tensor Cores

-

RT Cores

60

16 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

4 MB

Theoretical Performance

16.80 GPixel/s

Pixel Rate

233.3 GPixel/s

58.80 GTexel/s

Texture Rate

583.2 GTexel/s

-

FP16 (half)

74.65 TFLOPS

1.882 TFLOPS

FP32 (float)

37.32 TFLOPS

117.6 GFLOPS

FP64 (double)

1166 GFLOPS

Graphics Processor

Bonaire

GPU Name

Navi 32

Bonaire XT (215-0839039)

GPU Variant

Navi 32 XT (215-180000006)

GCN 2.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

2.08 billion

Transistors

28.1 billion

160 mm²

Die Size

346 mm²

Board Design

85W

TDP

263W

250 W

Suggested PSU

600 W

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

Outputs

1x HDMI 2.1a 3x DisplayPort 2.1

1x 6-pin

Power Connectors

2x 8-pin

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

2.2

1.2

Vulkan

1.3

-

CUDA

-

6.3

Shader Model

6.7

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