ATI Radeon HD 4770 Graphics Card

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Learn more about ATI Radeon HD 4770:

Specifications

Generation
Radeon R700
GPU model
RV740
Interface
PCIe 2.0 x16
GPU clock
750 MHz
Memory size
512 MB
DirectX
10.1 (10_1)
Release date
Apr 28th, 2009

Graphics Processor

GPU model
RV740
GPU variant
RV740 XT (215-0727019)
Architecture
TeraScale
Foundry
TSMC
Manufacturing process
40 nm
Number of transistors
826 million
Die size
137 mm²

Graphics Card

Release date
Apr 28th, 2009
Generation
Radeon R700
Production
End-of-life
Launch price
109 USD
Interface
PCIe 2.0 x16
Reviews
82 in our database
Predecessor
Radeon R600
Successor
Evergreen

Clocks

GPU clock
750 MHz
Memory clock
800 MHz 3.2 Gbps effective

Memory Configuration

Memory size
512 MB
Memory type
GDDR5
Memory bus width
128 bit
Bandwidth
51.20 GB/s

Render Configuration

Shading units
640
TMUs
32
ROPs
16
Compute units
8
Cache L1
16 KB (per CU)
Cache L2
128 KB

Performance

Pixel rate
12.00 GPixel/s
Texture rate
24.00 GTexel/s
FP32 (float) performance
960.0 GFLOPS
FP64 (double) performance
192.0 GFLOPS (1:5)

Dimensions & Outputs

Slot width
Dual-slot
Length
203 mm 8 inches
TDP
80 W
Suggested PSU
250 W
Outputs
2x DVI1x S-Video
Power connectors
1x 6-pin
Board number
B743

API Support & Features

DirectX
10.1 (10_1)
OpenGL
3.3
OpenCL
1.1
Shader model
4.1

Drivers

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Benchmark & Performance

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Gaming

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