GPUs

AMD Radeon R7 250 vs AMD Radeon R9 290 Full Specs

384 Shaders
1.05GHz
2,560 Shaders
947MHz
1GB GDDR573.6GB/s
4GB GDDR5320GB/s
··
806.4 GFLOPS
··
4.85 TFLOPS
Form Factor
PCIe Card
Form Factor
PCIe Card
TDP
75W
TDP
250W
Power Connectors
-
Power Connectors
1x 8-Pin
1x 6-Pin

Radeon R7 250Radeon R7 250806.4 GFLOPSFP32
x1
Radeon R9 290Radeon R9 2904.85 TFLOPSFP32
x6.01

Clock Speed
···
Clock Speed
··
Peak OPS
806.4 GFLOPSFP32
Peak OPS
4.85 TFLOPSFP32
FP32
806.4 GFLOPS
FP32
4.85 TFLOPS
FP64
50.4 GFLOPS
FP64
606.1 GFLOPS
Pixel Rate
8.4 GPixel/s
Pixel Rate
60.6 GPixel/s
Texture Rate
25.2 GTexel/s
Texture Rate
151.5 GTexel/s

Shaders
384 Shaders
Shaders
2,560 Shaders
TMUs
24 TMUs
TMUs
160 TMUs
ROPs
8 ROPs
ROPs
64 ROPs
CUs
6 CUs
CUs
40 CUs

Base Clock
1GHz
Base Clock
-
Boost Clock
1.05GHz
Boost Clock
947MHz

L2 Cache
256KB shared
L2 Cache
1MB shared

1GB GDDR5
4GB GDDR5
Memory Bus
128-bit
Memory Bus
512-bit
Memory Speed
4.6GT/s
Memory Speed
5GT/s
Memory Bandwidth
73.6GB/s
Memory Bandwidth
320GB/s

TDP
75W
TDP
250W

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

-
1x DisplayPort 1.2
1x HDMI 1.4
1x HDMI 1.4
-
2x DVI-D Dual-Link
1x DVI-I Dual-Link
-
1x VGA
-

Encoder Model
VCE 1.0
Encoder Model
VCE 2.0

Decoder Model
UVD 4.0
Decoder Model
UVD 4.2

Form Factor
PCIe Card
Form Factor
PCIe Card
PCIe
1-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
-
Power Connectors
1x 8-Pin, 1x 6-Pin

Manufacturer
Manufacturer
Chip Designer
Chip Designer
Architecture
Architecture
Family
Family
Branding
Radeon 2013 branding
Branding
Radeon 2013 branding
Codename
Oland
Codename
Hawaii
Chip Variant
Oland XT
Chip Variant
Hawaii Pro
Market Segment
Desktop
Market Segment
Desktop
Release Date
Aug 8, 2013
Release Date
Nov 5, 2013

Foundry
TSMC
Foundry
TSMC
Fabrication Node
28nm
Fabrication Node
28nm
Die Size
77mm²
Die Size
438mm²
Transistor Count
950 Million
Transistor Count
6.2 Billion
Transistor Density
12.34 MTr/mm²
Transistor Density
14.16 MTr/mm²

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