Radeon HD 8490 OEM vs Radeon HD 5770 Mac Edition
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8490 OEM and 1024MB VRAM Radeon HD 5770 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 8490 OEM 's Advantages
Released 3 years late
Lower TDP (35W vs 108W)
Radeon HD 5770 Mac Edition 's Advantages
Larger VRAM bandwidth (76.48GB/s vs 14.40GB/s)
640 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 8490 OEM
280
Radeon HD 5770 Mac Edition
+385%
1360
Graphics Card
Jul 2013
Release Date
Jul 2010
Sea Islands
Generation
Evergreen
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
900 MHz
Memory Clock
1195 MHz
Memory
1024MB
Memory Size
1024MB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
76.48GB/s
Render Config
2
Compute Units
10
160
Shading Units
800
8
TMUs
40
4
ROPs
16
8 KB (per CU)
L1 Cache
8 KB (per CU)
128 KB
L2 Cache
256 KB
Theoretical Performance
3.500 GPixel/s
Pixel Rate
13.60 GPixel/s
7.000 GTexel/s
Texture Rate
34.00 GTexel/s
280.0 GFLOPS
FP32 (float)
1360 GFLOPS
Board Design
35W
TDP
108W
200 W
Suggested PSU
300 W
1x DVI
1x DisplayPort 1.1
Outputs
1x DVI
1x DisplayPort 1.1
None
Power Connectors
1x 6-pin
Graphics Processor
Caicos
GPU Name
Juniper
Caicos XTX
GPU Variant
Juniper XT
(215-0754013)
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.37 billion
Transistors
1.04 billion
67 mm²
Die Size
166 mm²
Graphics Features
11.2 (11_0)
DirectX
11.2 (11_0)
4.4
OpenGL
4.4
1.2
OpenCL
1.2
N/A
Vulkan
N/A
5.0
Shader Model
5.0
