AMD Radeon RX 455 OEM vs AMD Radeon RX 7700

VS

AMD Radeon RX 455 OEM

AMD Radeon RX 7700

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 455 OEM 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 455 OEM 's Advantages

Lower TDP (100W vs 200W)

AMD Radeon RX 7700 's Advantages

Boost Clock2600MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (432.0GB/s vs 104.0GB/s)

2304 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 455 OEM

1.613 TFLOPS

Radeon RX 7700 +1880%

31.95 TFLOPS

Radeon RX 455 OEM

VS

Radeon RX 7700

Graphics Card

Jun 2016

Release Date

Unknown

Arctic Islands

Generation

Navi III

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1900 MHz

-

Boost Clock

2600 MHz

1625 MHz

Memory Clock

2250 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

192bit

104.0GB/s

Bandwidth

432.0GB/s

Render Config

12

Compute Units

48

-

768

Shading Units

3072

48

TMUs

192

16

ROPs

96

-

RT Cores

48

16 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

2 MB

-

L3 Cache

64 MB

Theoretical Performance

16.80 GPixel/s

Pixel Rate

249.6 GPixel/s

50.40 GTexel/s

Texture Rate

499.2 GTexel/s

-

FP16 (half)

63.90 TFLOPS

1.613 TFLOPS

FP32 (float)

31.95 TFLOPS

100.8 GFLOPS

FP64 (double)

998.4 GFLOPS

Board Design

100W

TDP

200W

300 W

Suggested PSU

550 W

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

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

1x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

Tobago

GPU Name

Navi 32

Tobago PRO (215-0875010)

GPU Variant

Navi 32

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

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

-

6.3

Shader Model

6.7

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