ATI Radeon HD 2900 XTX vs AMD Radeon R9 Nano

VS

ATI Radeon HD 2900 XTX

AMD Radeon R9 Nano

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XTX and 4GB VRAM Radeon R9 Nano to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 Nano 's Advantages

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (512.0GB/s vs 106.0GB/s)

3776 additional rendering cores

Lower TDP (175W vs 240W)

Score

Benchmark

FP32 (float)

Radeon HD 2900 XTX

0.476 TFLOPS

Radeon R9 Nano +1621%

8.192 TFLOPS

Radeon HD 2900 XTX

VS

Radeon R9 Nano

Graphics Card

Unknown

Release Date

Aug 2015

Radeon R600

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

828 MHz

Memory Clock

500 MHz

Memory

512MB

Memory Size

4GB

GDDR3

Memory Type

HBM

512bit

Memory Bus

4096bit

106.0GB/s

Bandwidth

512.0GB/s

Render Config

4

Compute Units

64

-

320

Shading Units

4096

16

TMUs

256

16

ROPs

64

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

11.89 GPixel/s

Pixel Rate

64.00 GPixel/s

11.89 GTexel/s

Texture Rate

256.0 GTexel/s

-

FP16 (half)

8.192 TFLOPS

475.5 GFLOPS

FP32 (float)

8.192 TFLOPS

-

FP64 (double)

512.0 GFLOPS

Board Design

240W

TDP

175W

550 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

1x HDMI 1.4a 3x DisplayPort 1.2

2x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

R600

GPU Name

Fiji

R600 XTX A11 (215RGMDKA11FG)

GPU Variant

Fiji XT CA (215-0862120)

TeraScale

Architecture

GCN 3.0

TSMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.72 billion

Transistors

8.9 billion

420 mm²

Die Size

596 mm²

Graphics Features

10.0 (10_0)

DirectX

12 (12_0)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

2.0

N/A

Vulkan

1.2

-

4.0

Shader Model

6.3

Related GPU Comparisons

1

ATI Radeon HD 2900 XTX vs NVIDIA GeForce GTX 560 SE

2

ATI Radeon HD 2900 XTX vs ATI Radeon HD 4870 X2

3

ATI Radeon HD 2900 XTX vs NVIDIA GeForce GT 220

4

ATI Radeon HD 2900 XTX vs AMD Radeon RX 7950 XTX

5

ATI Radeon HD 2900 XTX vs AMD FirePro W2100

6

ATI Radeon HD 2900 XTX vs ATI Radeon HD 4580

7

ATI Radeon HD 2900 XTX vs NVIDIA P104 101

8

ATI Radeon HD 2900 XTX vs NVIDIA PG506 232

9

ATI Radeon HD 2900 XTX vs MTT S10

10

ATI Radeon HD 2900 XTX vs AMD Radeon Pro V7300X

Related News

1

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

2

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

3

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

4

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

5

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

6

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

7

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

8

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

9

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

10

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU