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HD6770-Z VF902 Black Pearl

Zalman HD6770-Z VF902 Black Pearl is a Graphics Processing Unit for desktop market segment, based on AMD Radeon HD 6770. The GPU is produced on 40 nm manufacturing process, and utilizes TeraScale 2 Unified Processing architecture. The card's graphics frequency is 850 MHz. It also has 800 stream processors, 16 color ROPs, and 40 texture units. The HD6770-Z VF902 Black Pearl has 1 GB of GDDR5 memory. Because the memory is clocked at 1.2 GHz, and uses 128 bit bus, the effective memory bandwidth is 76.8 GB/s. The GPU has PCI Express 2.1 interface, and needs 2 slots on the motherboard. This model has the maximum power consumption of 108 Watt. For improved Zalman HD6770-Z VF902 Black Pearl game and 3D graphics performance, it can be paired with another card in crossfire mode.

More detailed specifications of the graphics card are available below.

Zalman HD6770-Z VF902 Black Pearl GPU specifications

Name / Brand / Architecture

Manufacturer: Zalman
Model: HD6770-Z VF902 Black Pearl
Based on: AMD Radeon HD 6770 [Compare]
Target market segment: Desktop
Die name: Juniper XT (RV840)
Architecture: TeraScale 2 Unified Processing Architecture
Fabrication process: 40 nm
Transistors: 1.04 billion
Bus interface: PCI-E 2.1 x 16

Frequency

Graphics clock: 850 MHz

Memory specifications

Memory size: 1024 MB
Memory type: GDDR5
Memory clock: 1200 MHz
Memory clock (effective): 4.8 GHz
Memory interface width: 128-bit
Memory bandwidth: 76.8 GB/s

Cores / Texture

Color ROPs: 16
Z/Stencil ROPs: 64
Stream processors: 800
Texture units: 40
RAMDACs: 400 MHz
Decoders: Adobe Flash
H.264
MPEG-2
MVC (Blu-ray 3D)
VC-1

SLI / Crossfire

Maximum crossfire options: 2-way

Electric characteristics

Maximum power draw: 108 W

Video features

Multi-monitor: Up to 6 displays
Maximum digital resolution: 2560 x 1600
Maximum DP resolution: 2560 x 1600
Maximum DVI resolution: 2560 x 1600
Maximum HDMI resolution: 1920 x 1200
Maximum VGA resolution: 2048 x 1536
Anti-Aliasing technologies: 24 x MSAA
24 x SSAA
Adaptive AA
HDMI: Yes
HDMI version: 1.4a

Performance

Pixel fill rate: 13.6 Gigapixels/s
Texture fill rate: 34 Gigatexels/s
Single presision compute power: 1360 GFLOPS
Double precision compute power: n/a

External connectors

Standard display connectors: 2 x Dual-Link DVI-I
DisplayPort 1.2
HDMI
Power connectors: 1 x 6-pin
Audio input for HDMI: Yes

Dimensions

Width: Dual-Slot

Other features / Support

Other features: ATI/AMD PowerPlay
Direct Compute 11
HD3D Technology
HDCP
High Dynamic Range (HDR) Support
Open CL support: 1.1
OpenGL support: 4.1
DirectX support: 11.0
Shader model: 5.0
Windows driver support: Windows 7
Windows Vista
Windows XP

Notes


Rebranded HD 5770
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