AMD Radeon RX 6650 XT vs AMD Radeon R7 450 OEM

VS

AMD Radeon RX 6650 XT AMD Radeon R7 450 OEM

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6650 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 6650 XT 's Advantages

Released 5 years and 11 months late

Boost Clock2635MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (280.3GB/s vs 72.00GB/s)

1536 additional rendering cores

AMD Radeon R7 450 OEM 's Advantages

Lower TDP (65W vs 176W)

Score

Benchmark

FP32 (float)

Radeon RX 6650 XT +1039%

10.79 TFLOPS

Radeon R7 450 OEM

0.947 TFLOPS

Radeon RX 6650 XT

VS

Radeon R7 450 OEM

Graphics Card

May 2022

Release Date

Jun 2016

Navi II

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

2055 MHz

Base Clock

-

2635 MHz

Boost Clock

-

2190 MHz

Memory Clock

1125 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

128bit

280.3GB/s

Bandwidth

72.00GB/s

Render Config

-

SM Count

-

32

Compute Units

8

2048

Shading Units

512

128

TMUs

32

64

ROPs

16

-

Tensor Cores

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

Theoretical Performance

168.6 GPixel/s

Pixel Rate

14.80 GPixel/s

337.3 GTexel/s

Texture Rate

29.60 GTexel/s

21.59 TFLOPS

FP16 (half)

-

10.79 TFLOPS

FP32 (float)

947.2 GFLOPS

674.6 GFLOPS

FP64 (double)

59.20 GFLOPS

Graphics Processor

Navi 23

GPU Name

Cape Verde

Navi 23 KXT (215-130000136)

GPU Variant

Cape Verde PRO2

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

1.5 billion

237 mm²

Die Size

123 mm²

Board Design

176W

TDP

65W

450 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 8-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1 (1.2)

1.3

Vulkan

1.2.170

-

CUDA

-

6.5

Shader Model

6.5 (5.1)

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