AMD Radeon R9 270 vs AMD Radeon RX 7700

VS

AMD Radeon R9 270

AMD Radeon RX 7700

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 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 R9 270 's Advantages

Lower TDP (150W vs 200W)

AMD Radeon RX 7700 's Advantages

Boost Clock has increased by 181% (2600MHz vs 925MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (432.0GB/s vs 179.2GB/s)

1792 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 270

2.368 TFLOPS

Radeon RX 7700 +1249%

31.95 TFLOPS

Radeon R9 270

VS

Radeon RX 7700

Graphics Card

Nov 2013

Release Date

Unknown

Volcanic Islands

Generation

Navi III

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

900 MHz

Base Clock

1900 MHz

925 MHz

Boost Clock

2600 MHz

1400 MHz

Memory Clock

2250 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

192bit

179.2GB/s

Bandwidth

432.0GB/s

Render Config

20

Compute Units

48

-

1280

Shading Units

3072

80

TMUs

192

32

ROPs

96

-

RT Cores

48

16 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

2 MB

-

L3 Cache

64 MB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

249.6 GPixel/s

74.00 GTexel/s

Texture Rate

499.2 GTexel/s

-

FP16 (half)

63.90 TFLOPS

2.368 TFLOPS

FP32 (float)

31.95 TFLOPS

148.0 GFLOPS

FP64 (double)

998.4 GFLOPS

Board Design

150W

TDP

200W

450 W

Suggested PSU

550 W

2x 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

Curacao

GPU Name

Navi 32

Curacao PRO (215-0848000)

GPU Variant

Navi 32

GCN 1.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

2.8 billion

Transistors

28.1 billion

212 mm²

Die Size

346 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.2

1.2

Vulkan

1.3

-

5.1

Shader Model

6.7

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