AMD Radeon RX 6600 XT vs AMD Radeon R7 350 OEM

VS

AMD Radeon RX 6600 XT

AMD Radeon R7 350 OEM

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT and 2GB VRAM Radeon R7 350 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 XT 's Advantages

Released 6 years and 2 months late

Boost Clock has increased by 147% (2589MHz vs 1050MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 73.60GB/s)

1664 additional rendering cores

AMD Radeon R7 350 OEM 's Advantages

Lower TDP (65W vs 160W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 XT +1215%

10.6 TFLOPS

Radeon R7 350 OEM

0.806 TFLOPS

Radeon RX 6600 XT

VS

Radeon R7 350 OEM

Graphics Card

Jul 2021

Release Date

May 2015

Navi II

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1968 MHz

Base Clock

1000 MHz

2589 MHz

Boost Clock

1050 MHz

2000 MHz

Memory Clock

1150 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

128bit

256.0GB/s

Bandwidth

73.60GB/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

256 KB

32 MB

L3 Cache

-

Theoretical Performance

165.7 GPixel/s

Pixel Rate

8.400 GPixel/s

331.4 GTexel/s

Texture Rate

25.20 GTexel/s

21.21 TFLOPS

FP16 (half)

-

10.60 TFLOPS

FP32 (float)

806.4 GFLOPS

662.8 GFLOPS

FP64 (double)

50.40 GFLOPS

Board Design

160W

TDP

65W

450 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

1x 8-pin

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

Oland

Navi 23 XT (215-130000006)

GPU Variant

Oland XT (215-0837000)

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

-

6.7

Shader Model

5.1

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