AMD Radeon R7 260 vs AMD Radeon R9 280 Full Specs

Summary

768 Shaders 1GHz	1,792 Shaders 933MHz
1GB GDDR596GB/s	3GB GDDR5240GB/s
Peak·FP32·FP16 1.54 TFLOPS	Peak·FP32·FP16 3.34 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 95W	TDP 250W
Power Connectors - 1x 6-Pin	Power Connectors 1x 8-Pin 1x 6-Pin

Highlights

Peak OPS

Peak OPS FP32 FP64 Memory Bandwidth TDP

Radeon R7 2601.54 TFLOPSFP32

x1

Radeon R9 2803.34 TFLOPSFP32

x2.18

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Theoretical Performance

Clock Speed1000MHz UC·Boost·OC	Clock Speed933MHz UC·Base·Boost·OC
Peak OPS 1.54 TFLOPSFP32	Peak OPS 3.34 TFLOPSFP32
FP32 1.54 TFLOPS	FP32 3.34 TFLOPS
FP64 96 GFLOPS	FP64 836 GFLOPS
Pixel Rate 16 GPixel/s	Pixel Rate 29.9 GPixel/s
Texture Rate 48 GTexel/s	Texture Rate 104.5 GTexel/s

Core Config

Shaders 768 Shaders	Shaders 1,792 Shaders
TMUs 48 TMUs	TMUs 112 TMUs
ROPs 16 ROPs	ROPs 32 ROPs
CUs 12 CUs	CUs 28 CUs

Clocks

Base Clock -	Base Clock 827MHz
Boost Clock 1GHz	Boost Clock 933MHz

Cache

L2 Cache 256KB shared

L2 Cache 768KB shared

Memory

1GB GDDR5	3GB GDDR5
Memory Bus 128-bit	Memory Bus 384-bit
Memory Speed 6GT/s	Memory Speed 5GT/s
Memory Bandwidth 96GB/s	Memory Bandwidth 240GB/s

Power & Thermals

TDP 95W

TDP 250W

Video Output

Multi-Monitor 3	Multi-Monitor 3
HDCP HDCP 1.4	HDCP -

Ports

-	1x DisplayPort 1.2
1x HDMI 1.4	1x HDMI 1.4
-	1x DVI-D Dual-Link
1x DVI-I Dual-Link	1x DVI-I Dual-Link
1x VGA	-

Encoder

Encoder Model VCE 2.0

Encoder Model VCE 1.0

Decoder

Decoder Model UVD 4.2

Decoder Model UVD 3.2

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe 2-Slots	PCIe 2-Slots
-	Height 110 mm (4.33") Width 275 mm (10.83") Depth 36 mm (1.42")
Cooling Open-Air 1x Fan	Cooling Blower 1x Fan
Power Connectors 1x 6-Pin	Power Connectors 1x 8-Pin, 1x 6-Pin

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture GCN 2	Architecture GCN 1
Family Radeon R 200	Family Radeon R 200
Branding	Branding
Codename Bonaire	Codename Tahiti
Chip Variant Bonaire XT	Chip Variant Tahiti LE
Market Segment Desktop	Market Segment Desktop
Release Date Dec 17, 2013	Release Date Mar 4, 2014

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node 28nm	Fabrication Node 28nm
Die Size 160mm²	Die Size 352mm²
Transistor Count 2.1 Billion	Transistor Count 4.3 Billion
Transistor Density 13 MTr/mm²	Transistor Density 12.25 MTr/mm²

Images

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Competitors

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