AMD Radeon R7 450 OEM vs AMD Radeon RX 6750 GRE

VS

AMD Radeon R7 450 OEM

AMD Radeon RX 6750 GRE

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 450 OEM and 12GB VRAM Radeon RX 6750 GRE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 450 OEM 's Advantages

Lower TDP (65W vs 250W)

AMD Radeon RX 6750 GRE 's Advantages

Released 7 years and 4 months late

Boost Clock2581MHz

More VRAM (12GB vs 2GB)

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

2048 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 450 OEM

0.947 TFLOPS

Radeon RX 6750 GRE +1294%

13.21 TFLOPS

Radeon R7 450 OEM

VS

Radeon RX 6750 GRE

Graphics Card

Jun 2016

Release Date

Oct 2023

Arctic Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2321 MHz

-

Boost Clock

2581 MHz

1125 MHz

Memory Clock

2250 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

192bit

72.00GB/s

Bandwidth

432.0GB/s

Render Config

8

Compute Units

40

-

512

Shading Units

2560

32

TMUs

160

16

ROPs

64

-

RT Cores

40

16 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

3 MB

-

L3 Cache

96 MB

Theoretical Performance

14.80 GPixel/s

Pixel Rate

165.2 GPixel/s

29.60 GTexel/s

Texture Rate

413.0 GTexel/s

-

FP16 (half)

26.43 TFLOPS

947.2 GFLOPS

FP32 (float)

13.21 TFLOPS

59.20 GFLOPS

FP64 (double)

825.9 GFLOPS

Board Design

65W

TDP

250W

250 W

Suggested PSU

600 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Cape Verde

GPU Name

Navi 22

Cape Verde PRO2

GPU Variant

Navi 22 KXT

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

1.5 billion

Transistors

17.2 billion

123 mm²

Die Size

335 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1

1.2.170

Vulkan

1.3

-

6.5 (5.1)

Shader Model

6.7

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