AMD Radeon RX 7700 XT vs AMD Radeon R7 450 OEM

VS

AMD Radeon RX 7700 XT

AMD Radeon R7 450 OEM

We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 7700 XT and 2GB VRAM Radeon R7 450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7700 XT 's Advantages

Released 7 years and 2 months late

Boost Clock2544MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (432.0GB/s vs 72.00GB/s)

2944 additional rendering cores

AMD Radeon R7 450 OEM 's Advantages

Lower TDP (65W vs 245W)

Score

Benchmark

FP32 (float)

Radeon RX 7700 XT +3613%

35.17 TFLOPS

Radeon R7 450 OEM

0.947 TFLOPS

Radeon RX 7700 XT

VS

Radeon R7 450 OEM

Graphics Card

Aug 2023

Release Date

Jun 2016

Navi III

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1435 MHz

Base Clock

-

2544 MHz

Boost Clock

-

2250 MHz

Memory Clock

1125 MHz

Memory

12GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

128bit

432.0GB/s

Bandwidth

72.00GB/s

Render Config

54

Compute Units

8

-

3456

Shading Units

512

216

TMUs

32

96

ROPs

16

-

54

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

48 MB

L3 Cache

-

Theoretical Performance

244.2 GPixel/s

Pixel Rate

14.80 GPixel/s

549.5 GTexel/s

Texture Rate

29.60 GTexel/s

70.34 TFLOPS

FP16 (half)

-

35.17 TFLOPS

FP32 (float)

947.2 GFLOPS

1099 GFLOPS

FP64 (double)

59.20 GFLOPS

Board Design

245W

TDP

65W

550 W

Suggested PSU

250 W

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

Outputs

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

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 32

GPU Name

Cape Verde

Navi 32 XL (215-180000076)

GPU Variant

Cape Verde PRO2

RDNA 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

28.1 billion

Transistors

1.5 billion

346 mm²

Die Size

123 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

2.1 (1.2)

1.3

Vulkan

1.2.170

-

6.7

Shader Model

6.5 (5.1)

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