AMD Radeon RX 6650 XT vs AMD Radeon R5 340 OEM

VS

AMD Radeon RX 6650 XT

AMD Radeon R5 340 OEM

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6650 XT and 1024MB VRAM Radeon R5 340 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 7 years late

Boost Clock has increased by 238% (2635MHz vs 780MHz)

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (280.3GB/s vs 36.80GB/s)

1664 additional rendering cores

AMD Radeon R5 340 OEM 's Advantages

Lower TDP (65W vs 176W)

Score

Benchmark

FP32 (float)

Radeon RX 6650 XT +1701%

10.79 TFLOPS

Radeon R5 340 OEM

0.599 TFLOPS

Radeon RX 6650 XT

VS

Radeon R5 340 OEM

Graphics Card

May 2022

Release Date

May 2015

Navi II

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

2055 MHz

Base Clock

730 MHz

2635 MHz

Boost Clock

780 MHz

2190 MHz

Memory Clock

1150 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

64bit

280.3GB/s

Bandwidth

36.80GB/s

Render Config

32

Compute Units

6

-

2048

Shading Units

384

128

TMUs

24

64

ROPs

8

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

128 KB

32 MB

L3 Cache

-

Theoretical Performance

168.6 GPixel/s

Pixel Rate

6.240 GPixel/s

337.3 GTexel/s

Texture Rate

18.72 GTexel/s

21.59 TFLOPS

FP16 (half)

-

10.79 TFLOPS

FP32 (float)

599.0 GFLOPS

674.6 GFLOPS

FP64 (double)

37.44 GFLOPS

Board Design

176W

TDP

65W

450 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x DisplayPort 1.2

1x 8-pin

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

Oland

Navi 23 KXT (215-130000136)

GPU Variant

Oland PRO (215-0837015)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

0.95 billion

237 mm²

Die Size

77 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.5

Shader Model

5.1

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