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VAPOR-X HD 4890 2GB

Sapphire VAPOR-X HD 4890 2GB is one of a few Sapphire Graphics Processing Units for desktop market segment. Based on ATI Radeon HD 4890, and The GPU features Unified Superscalar Shader architecture, and it is manufactured on 55 nm technological process. The card has graphics clocked at 850 MHz. It also has 800 stream processors, 40 texture units, along with 16 color ROPs. The VAPOR-X HD 4890 2GB embeds 2 GB of GDDR5 memory. Since the memory is clocked at 975 MHz, and uses 256 bit bus, the effective memory bandwidth is 124.8 GB/s. The GPU supports PCI Express 2.0 interface, and needs 2 slots on the motherboard. This model has the maximum power consumption of 190 Watt.

Please see below for detailed specifications of the card.

Sapphire VAPOR-X HD 4890 2GB GPU specifications

Name / Brand / Architecture

Manufacturer: Sapphire
Model: VAPOR-X HD 4890 2GB
Based on: ATI Radeon HD 4890 [Compare]
Target market segment: Desktop
Die name: RV790 XT
Architecture: Unified Superscalar Shader Architecture
Fabrication process: 55 nm
Transistors: 959 million
Bus interface: PCI-E 2.0 x 16

Frequency

Graphics clock: 850 MHz

Memory specifications

Memory size: 2048 MB
Memory type: GDDR5
Memory clock: 975 MHz
Memory clock (effective): 3.9 GHz
Memory interface width: **-bit
Memory bandwidth: 124.8 GB/s

Cores / Texture

Color ROPs: 16
Stream processors: 800
Texture units: 40
Texture fetches / clock cycle: Up to 160
Textures/pixel: Up to 128
RAMDACs: 400 MHz
Decoders: DivX
H.2**
MPEG 1
MPEG-2
VC-1

SLI / Crossfire

Maximum crossfire options: 4-way

Electric characteristics

Maximum power draw: 190 W

Video features

Multi-monitor: Up to 2 displays
Maximum digital resolution: **0 x 1600
Maximum DVI resolution: **0 x 1600
Maximum VGA resolution: 2048 x 1536
Anti-Aliasing technologies: 24 x CFAA
8 x MSAA
Adaptive MSAA & SSAA
HDMI: Yes
HDMI version: 1.3

Performance

Pixel fill rate: 13.6 Gigapixels/s
Texture fill rate: 34 Gigatexels/s
Single presision compute power: 1360 GFLOPS
Double precision compute power: 272 GFLOPS

External connectors

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

Dimensions

Width: Dual-Slot

Other features / Support

Other features: ATI/AMD PowerPlay
HDCP
High Dynamic Range (HDR) Support
Open CL support: 1.0
OpenGL support: 3.3
DirectX support: 10.1
Shader model: 4.1
Windows driver support: Windows 7
Windows Vista
Windows XP
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