AMD Radeon RX 6500 XT vs AMD Radeon HD 7850

VS

AMD Radeon RX 6500 XT

AMD Radeon HD 7850

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6500 XT and 2GB VRAM Radeon HD 7850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6500 XT 's Advantages

Released 9 years and 10 months late

Boost Clock2815MHz

More VRAM (4GB vs 2GB)

Lower TDP (107W vs 130W)

AMD Radeon HD 7850 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 143.9GB/s)

Score

Benchmark

FP32 (float)

Radeon RX 6500 XT +227%

5.765 TFLOPS

Radeon HD 7850

1.761 TFLOPS

3DMark Time Spy

Radeon RX 6500 XT +274%

4918

Radeon HD 7850

1312

Radeon RX 6500 XT

VS

Radeon HD 7850

Graphics Card

Jan 2022

Release Date

Mar 2012

Navi II

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x16

Clock Speeds

2310 MHz

Base Clock

-

2815 MHz

Boost Clock

-

2248 MHz

Memory Clock

1200 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

256bit

143.9GB/s

Bandwidth

153.6GB/s

Render Config

16

Compute Units

16

-

1024

Shading Units

1024

64

TMUs

64

32

ROPs

32

-

16

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

16 MB

L3 Cache

-

Theoretical Performance

90.08 GPixel/s

Pixel Rate

27.52 GPixel/s

180.2 GTexel/s

Texture Rate

55.04 GTexel/s

11.53 TFLOPS

FP16 (half)

-

5.765 TFLOPS

FP32 (float)

1.761 TFLOPS

360.3 GFLOPS

FP64 (double)

110.1 GFLOPS

Board Design

107W

TDP

130W

300 W

Suggested PSU

300 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 24

GPU Name

Pitcairn

Navi 24 XT (215-135000006)

GPU Variant

Pitcairn PRO (215-0828062)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

5.4 billion

Transistors

2.8 billion

107 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

1.2

1.3

Vulkan

1.2

-

6.6

Shader Model

5.1

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