ATI Radeon HD 4850 vs AMD Radeon R9 Nano

VS

ATI Radeon HD 4850

AMD Radeon R9 Nano

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4850 and 4GB VRAM Radeon R9 Nano to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4850 's Advantages

Lower TDP (110W vs 175W)

AMD Radeon R9 Nano 's Advantages

Released 7 years and 2 months late

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (512.0GB/s vs 63.55GB/s)

3296 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4850

1 TFLOPS

Radeon R9 Nano +719%

8.192 TFLOPS

Radeon HD 4850

VS

Radeon R9 Nano

Graphics Card

Jun 2008

Release Date

Aug 2015

Radeon R700

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

993 MHz

Memory Clock

500 MHz

Memory

512MB

Memory Size

4GB

GDDR3

Memory Type

HBM

256bit

Memory Bus

4096bit

63.55GB/s

Bandwidth

512.0GB/s

Render Config

10

Compute Units

64

-

800

Shading Units

4096

40

TMUs

256

16

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

10.00 GPixel/s

Pixel Rate

64.00 GPixel/s

25.00 GTexel/s

Texture Rate

256.0 GTexel/s

-

FP16 (half)

8.192 TFLOPS

1000 GFLOPS

FP32 (float)

8.192 TFLOPS

200.0 GFLOPS

FP64 (double)

512.0 GFLOPS

Board Design

110W

TDP

175W

300 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

1x HDMI 1.4a 3x DisplayPort 1.2

1x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

RV770

GPU Name

Fiji

RV770 PRO (215-0669065)

GPU Variant

Fiji XT CA (215-0862120)

TeraScale

Architecture

GCN 3.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.956 billion

Transistors

8.9 billion

256 mm²

Die Size

596 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

-

4.1

Shader Model

6.3

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