AMD Radeon RX 7800 vs AMD Radeon RX 7700

VS

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 and 12GB VRAM Radeon RX 7700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800 's Advantages

Boost Clock has increased by 8% (2800MHz vs 2600MHz)

More VRAM (16GB vs 12GB)

Larger VRAM bandwidth (576.0GB/s vs 432.0GB/s)

768 additional rendering cores

AMD Radeon RX 7700 's Advantages

Lower TDP (200W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7800 +16%

37.32 TFLOPS

Radeon RX 7700

31.95 TFLOPS

Radeon RX 7800

VS

Radeon RX 7700

Graphics Card

Jan 2023

Release Date

Jan 2023

Navi III

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1800 MHz

Base Clock

1900 MHz

2800 MHz

Boost Clock

2600 MHz

2250 MHz

Memory Clock

2250 MHz

Memory

16GB

Memory Size

12GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

192bit

576.0GB/s

Bandwidth

432.0GB/s

Render Config

-

SM Count

-

60

Compute Units

48

3840

Shading Units

3072

240

TMUs

192

128

ROPs

96

-

Tensor Cores

-

60

RT Cores

48

128 KB per Array

L1 Cache

128 KB per Array

4 MB

L2 Cache

2 MB

Theoretical Performance

358.4 GPixel/s

Pixel Rate

249.6 GPixel/s

672.0 GTexel/s

Texture Rate

499.2 GTexel/s

86.02 TFLOPS

FP16 (half)

63.90 TFLOPS

43.01 TFLOPS

FP32 (float)

31.95 TFLOPS

1344 GFLOPS

FP64 (double)

998.4 GFLOPS

Graphics Processor

Navi 32

GPU Name

Navi 32

Navi 32 XT

GPU Variant

Navi 32

RDNA 3.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

Unknown

Transistors

Unknown

346 mm²

Die Size

346 mm²

Board Design

300W

TDP

200W

700 W

Suggested PSU

550 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

2x 8-pin

Power Connectors

1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

2.2

1.3

Vulkan

1.3

-

CUDA

-

6.7

Shader Model

6.7

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