Radeon R9 280 vs Radeon HD 4720
We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280 and 1024MB VRAM Radeon HD 4720 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 280 's Advantages
Released 2 years and 3 months late
Boost Clock933MHz
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (240.0GB/s vs 21.34GB/s)
1472 additional rendering cores
Radeon HD 4720 's Advantages
Lower TDP (55W vs 200W)
Score
Benchmark
FP32 (float)
Radeon R9 280
+770%
3344
Radeon HD 4720
384
Graphics Card
Mar 2014
Release Date
Dec 2011
Volcanic Islands
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
827 MHz
Base Clock
-
933 MHz
Boost Clock
-
1250 MHz
Memory Clock
667 MHz
Memory
3GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
384bit
Memory Bus
128bit
240.0GB/s
Bandwidth
21.34GB/s
Render Config
28
Compute Units
4
1792
Shading Units
320
112
TMUs
32
32
ROPs
8
16 KB (per CU)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
128 KB
Theoretical Performance
29.86 GPixel/s
Pixel Rate
4.800 GPixel/s
104.5 GTexel/s
Texture Rate
19.20 GTexel/s
3.344 TFLOPS
FP32 (float)
384.0 GFLOPS
836.0 GFLOPS
FP64 (double)
-
Board Design
200W
TDP
55W
550 W
Suggested PSU
250 W
1x DVI
2x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
-
Graphics Processor
Tahiti
GPU Name
RV730
Tahiti PRO3
(215-0821330)
GPU Variant
RV730 XT
(215-0719047)
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
4.313 billion
Transistors
0.514 billion
352 mm²
Die Size
146 mm²
Graphics Features
12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
1.2
OpenCL
1.1
1.2
Vulkan
N/A
5.1
Shader Model
4.1
