GPUs

AMD Radeon R9 390 vs AMD Radeon R9 390X Full Specs

2,560 Shaders
1GHz
2,816 Shaders
1.05GHz
8GB GDDR5384GB/s
8GB GDDR5384GB/s
··
5.12 TFLOPS
··
5.91 TFLOPS
Form Factor
PCIe Card
Form Factor
PCIe Card
TDP
275W
TDP
275W
Power Connectors
1x 8-Pin
1x 6-Pin
Power Connectors
1x 8-Pin
1x 6-Pin

Radeon R9 390Radeon R9 3905.12 TFLOPSFP32
x1
Radeon R9 390XRadeon R9 390X5.91 TFLOPSFP32
x1.16

Clock Speed
··
Clock Speed
··
Peak OPS
5.12 TFLOPSFP32
Peak OPS
5.91 TFLOPSFP32
FP32
5.12 TFLOPS
FP32
5.91 TFLOPS
FP64
640 GFLOPS
FP64
739.2 GFLOPS
Pixel Rate
64 GPixel/s
Pixel Rate
67.2 GPixel/s
Texture Rate
160 GTexel/s
Texture Rate
184.8 GTexel/s

Shaders
2,560 Shaders
Shaders
2,816 Shaders
TMUs
160 TMUs
TMUs
176 TMUs
ROPs
64 ROPs
ROPs
64 ROPs
CUs
40 CUs
CUs
44 CUs

Boost Clock
1GHz
Boost Clock
1.05GHz

L2 Cache
1MB shared
L2 Cache
1MB shared

8GB GDDR5
8GB GDDR5
Memory Bus
512-bit
Memory Bus
512-bit
Memory Speed
6GT/s
Memory Speed
6GT/s
Memory Bandwidth
384GB/s
Memory Bandwidth
384GB/s

TDP
275W
TDP
275W

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

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

Encoder Model
VCE 2.0
Encoder Model
VCE 2.0

Decoder Model
UVD 4.2
Decoder Model
UVD 4.2

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")
Height
110 mm (4.33")
Width
275 mm (10.83")
Depth
36 mm (1.42")
Cooling
Blower
1x Fan
Cooling
Blower
1x Fan
Power Connectors
1x 8-Pin, 1x 6-Pin
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
Hawaii
Codename
Hawaii
Chip Variant
Hawaii Pro
Chip Variant
Hawaii Pro
Market Segment
Desktop
Market Segment
Desktop
Release Date
Jun 18, 2015
Release Date
Jun 18, 2015

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

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