GPUs

AMD Radeon Sky 500 vs AMD Radeon Sky 900 Full Specs

2,560 Shaders
950MHz
3,584 Shaders
950MHz
8GB GDDR5307.2GB/s
6GB GDDR5480GB/s
··
4.86 TFLOPS
··
6.81 TFLOPS
Form Factor
PCIe Card
Form Factor
PCIe Card
TDP
150W
TDP
300W
Power Connectors
-
1x 6-Pin
Power Connectors
2x 8-Pin
-

Radeon Sky 500Radeon Sky 5004.86 TFLOPSFP32 (2x 2.43 TFLOPS)
x1
Radeon Sky 900Radeon Sky 9006.81 TFLOPSFP32 (2x 3.4 TFLOPS)
x1.40

Clock Speed
··
Clock Speed
···
Peak OPS
4.86 TFLOPSFP32
Peak OPS
6.81 TFLOPSFP32
FP32
4.86 TFLOPS
FP32
6.81 TFLOPS
FP64
304 GFLOPS
FP64
1.7 TFLOPS
Pixel Rate
30.4 GPixel/s
Pixel Rate
30.4 GPixel/s
Texture Rate
76 GTexel/s
Texture Rate
106.4 GTexel/s

Shaders
2,560 Shaders
Shaders
3,584 Shaders
TMUs
160 TMUs
TMUs
224 TMUs
ROPs
64 ROPs
ROPs
64 ROPs
CUs
40 CUs
CUs
56 CUs

Base Clock
-
Base Clock
825MHz
Boost Clock
950MHz
Boost Clock
950MHz

L2 Cache
512KB shared
L2 Cache
768KB shared

8GB GDDR5
6GB GDDR5
Memory Bus
256-bit
Memory Bus
384-bit
Memory Speed
4.8GT/s
Memory Speed
5GT/s
Memory Bandwidth
307.2GB/s
Memory Bandwidth
480GB/s

TDP
150W
TDP
300W

Multi-Monitor
3
Multi-Monitor
4

1x DisplayPort 1.2
-
-
1x Mini DisplayPort 1.2
-
1x DVI-I Dual-Link

Encoder Model
VCE 1.0
Encoder Model
VCE 1.0

Decoder Model
UVD 4.0
Decoder Model
UVD 3.2

Form Factor
PCIe Card
Form Factor
PCIe Card
PCIe
1-Slots
PCIe
2-Slots
Height
111 mm (4.37")
Width
242 mm (9.53")
Depth
20 mm (0.79")
Height
111 mm (4.37")
Width
305 mm (12.01")
Depth
37 mm (1.46")
Cooling
Passive
Cooling
Passive
Power Connectors
1x 6-Pin
Power Connectors
2x 8-Pin

Manufacturer
Manufacturer
Chip Designer
Chip Designer
Architecture
Architecture
Family
Family
Branding
Sky branding
Branding
Sky branding
Codename
Pitcairn
Codename
Tahiti
Chip Variant
Pitcairn Pro
Chip Variant
Tahiti LE
Market Segment
Server
Market Segment
Server
Release Date
Apr 1, 2013
Release Date
Apr 1, 2013

Foundry
TSMC
Foundry
TSMC
Fabrication Node
28nm
Fabrication Node
28nm
Die Size
212mm²
Die Size
352mm²
Transistor Count
2.8 Billion
Transistor Count
4.3 Billion
Transistor Density
13.21 MTr/mm²
Transistor Density
12.25 MTr/mm²

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