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Club 3D R7 250 2 GB

CGAX-R7256Z
Graphics Processor
Oland
Cores
384
TMUs
24
ROPs
8
Memory Size
2 GB
Memory Type
DDR3
Bus Width
128 bit

Graphics Processor

GPU Name
Oland
GPU Variant
Oland XT
(215-0837000)
Architecture
GCN 1.0
Foundry
TSMC
Process Size
28 nm
Transistors
950 million
Die Size
77 mm²

Graphics Card

Release Date
Oct 8th, 2013
Generation
Volcanic Islands
(R7 200)
Production
End-of-life
Bus Interface
PCIe 3.0 x8

Clock Speeds

Base Clock
1000 MHz
Boost Clock
1050 MHz
Memory Clock
1150 MHz
900 MHz (-22%)
4600 MHz effective
1800 MHz effective

Memory

Memory Size
1024 MB
2 GB
Memory Type
GDDR5
DDR3
Memory Bus
128 bit
Bandwidth
73.60 GB/s
28.80 GB/s

Render Config

Shading Units
384
TMUs
24
ROPs
8
Compute Units
6
L1 Cache
16 KB (per CU)
L2 Cache
256 KB

Theoretical Performance

Pixel Rate
8.400 GPixel/s
Texture Rate
25.20 GTexel/s
FP32 (float) performance
806.4 GFLOPS
FP64 (double) performance
50.40 GFLOPS (1:16)

Board Design

Slot Width
Dual-slot
Single-slot
Length
154 mm
6.1 inches
TDP
65 W
Suggested PSU
350 W
Outputs
1x DVI
1x HDMI
1x VGA
Power Connectors
None
Board Number
C576,
C662

Graphics Features

DirectX
12 (11_1)
OpenGL
4.6
OpenCL
1.2
Vulkan
1.2.131
Shader Model
5.1

Card Notes

Rebranded HD 8670 OEM

Oland GPU Notes

Architecture Codename: Sea Islands
CLRX Version: GCN 1.0
Graphics/Compute: GFX6 (gfx601)
Display Core Engine: 6.4
Unified Video Decoder: 4.0
Video Compression Engine: 1.0

Other retail boards based on this design (23)

Name GPU Clock Boost Clock Memory Clock Other Changes
ASUS R7 250 1000 MHz 1050 MHz 1150 MHz 160 mm/6.3 inches, Single-slot
Club 3D R7 250 1000 MHz 1050 MHz 1150 MHz 154 mm/6.1 inches, Single-slot
Club 3D R7 250 2 GB 1000 MHz 1050 MHz 900 MHz 2 GB, DDR3, 154 mm/6.1 inches, Single-slot
Digital Alliance R7 250 1000 MHz 1050 MHz 1150 MHz 154 mm/6.1 inches
GIGABYTE R7 250 OC 1050 MHz 1100 MHz 1150 MHz 195 mm/7.7 inches, Single-slot
GIGABYTE R7 250 OC 2 GB Rev. 2 1050 MHz 1100 MHz 900 MHz 2 GB, DDR3, 195 mm/7.7 inches, Single-slot
GIGABYTE R7 250 OC 2 GB Rev. 4 1050 MHz 1100 MHz 900 MHz 2 GB, DDR3, 195 mm/7.7 inches, Single-slot
HIS R7 250 IceQ Boost Clock 1 GB 1000 MHz 1050 MHz 1150 MHz 199 mm/7.8 inches
HIS R7 250 iCooler Boost Clock 1 GB 1000 MHz 1050 MHz 1150 MHz 172 mm/6.8 inches, Single-slot
HIS R7 250 iCooler Boost Clock 2 GB 1000 MHz 1050 MHz 900 MHz 2 GB, DDR3, 172 mm/6.8 inches, Single-slot
MSI R7 250 OC 1 GB 1000 MHz 1150 MHz 1150 MHz 193 mm/7.6 inches
MSI R7 250 OC 2 GB 1050 MHz 1100 MHz 900 MHz 2 GB, DDR3, 208 mm/8.2 inches
PowerColor R7 250 OC 1050 MHz 1100 MHz 1150 MHz
Sapphire R7 250 1 GB with Boost 1000 MHz 1050 MHz 1150 MHz 150 mm/5.9 inches
Sapphire R7 250 2 GB with Boost 1000 MHz 1050 MHz 900 MHz 2 GB, DDR3, 145 mm/5.7 inches
Sapphire R7 250 Platinum Edition 1000 MHz 1050 MHz 1150 MHz 150 mm/5.9 inches
VisionTek R7 250 OC 1030 MHz 1080 MHz 1150 MHz 154 mm/6.1 inches, Single-slot
VTX3D R7 250 X-Edition 1030 MHz 1080 MHz 1150 MHz 154 mm/6.1 inches, Single-slot
XFX R7 250 1000 MHz 1050 MHz 1150 MHz 175 mm/6.9 inches
XFX R7 250 Low Profile 1000 MHz 1050 MHz 800 MHz DDR3, 175 mm/6.9 inches, Single-slot
XFX R7 250 Low Profile 1000 MHz 1050 MHz 1150 MHz 175 mm/6.9 inches
XFX R7 250 Low Profile 1000 MHz 1050 MHz 800 MHz DDR3, 175 mm/6.9 inches
XFX R7 250 Passive 1000 MHz 1050 MHz 1150 MHz 175 mm/6.9 inches