Home GPU Comparison ATI Radeon HD 4770 vs ATI Radeon HD 5450 PCIe x1

ATI Radeon HD 4770 vs ATI Radeon HD 5450 PCIe x1

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4770 and 512MB VRAM Radeon HD 5450 PCIe x1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4770 's Advantages
Larger VRAM bandwidth (51.20GB/s vs 8.000GB/s)
560 additional rendering cores
ATI Radeon HD 5450 PCIe x1 's Advantages
Released 10 months late
Lower TDP (19W vs 80W)

Score

Benchmark

FP32 (float)
Radeon HD 4770 +823%
0.96 TFLOPS
Radeon HD 5450 PCIe x1
0.104 TFLOPS
VS

Graphics Card

Apr 2009
Release Date
Feb 2010
Radeon R700
Generation
Evergreen
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x1

Clock Speeds

-
-
-
-
-
-
800 MHz
Memory Clock
500 MHz

Memory

512MB
Memory Size
512MB
GDDR5
Memory Type
DDR3
128bit
Memory Bus
64bit
51.20GB/s
Bandwidth
8.000GB/s

Render Config

8
Compute Units
2
-
-
-
640
Shading Units
80
32
TMUs
8
16
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
128 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

12.00 GPixel/s
Pixel Rate
2.600 GPixel/s
24.00 GTexel/s
Texture Rate
5.200 GTexel/s
-
-
-
960.0 GFLOPS
FP32 (float)
104.0 GFLOPS
192.0 GFLOPS
FP64 (double)
-

Board Design

80W
TDP
19W
250 W
Suggested PSU
200 W
2x DVI 1x S-Video
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
1x 6-pin
Power Connectors
-

Graphics Processor

RV740
GPU Name
Cedar
RV740 XT (215-0727019)
GPU Variant
Cedar PRO
TeraScale
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.826 billion
Transistors
0.292 billion
137 mm²
Die Size
59 mm²

Graphics Features

10.1 (10_1)
DirectX
11.2 (11_0)
3.3
OpenGL
4.4
1.1
OpenCL
1.2
N/A
Vulkan
N/A
-
-
-
4.1
Shader Model
5.0

Related GPU Comparisons

Related News

© 2024 - TopCPU.net   Contact Us Privacy Policy