AMD Radeon R7 250 OEM vs ATI Radeon HD 4450
We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 250 OEM and 512MB VRAM Radeon HD 4450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R7 250 OEM 's Advantages
Released 1 years and 11 months late
Boost Clock1050MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (32.00GB/s vs 6.400GB/s)
304 additional rendering cores
ATI Radeon HD 4450 's Advantages
Lower TDP (25W vs 65W)
Score
Benchmark
FP32 (float)
Radeon R7 250 OEM
+739%
0.806 TFLOPS
Radeon HD 4450
0.096 TFLOPS
Graphics Card
Oct 2013
Release Date
Nov 2011
Volcanic Islands
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 3.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
1000 MHz
Base Clock
-
1050 MHz
Boost Clock
-
1000 MHz
Memory Clock
400 MHz
Memory
2GB
Memory Size
512MB
DDR3
Memory Type
DDR2
128bit
Memory Bus
64bit
32.00GB/s
Bandwidth
6.400GB/s
Render Config
6
Compute Units
1
-
-
-
384
Shading Units
80
24
TMUs
8
8
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
64 KB
-
-
-
Theoretical Performance
8.400 GPixel/s
Pixel Rate
2.400 GPixel/s
25.20 GTexel/s
Texture Rate
4.800 GTexel/s
-
-
-
806.4 GFLOPS
FP32 (float)
96.00 GFLOPS
50.40 GFLOPS
FP64 (double)
-
Board Design
65W
TDP
25W
250 W
Suggested PSU
200 W
1x DVI
1x HDMI 1.4a
1x VGA
Outputs
1x DVI
1x HDMI 1.3a
1x DisplayPort 1.0
None
Power Connectors
None
Graphics Processor
Oland
GPU Name
RV710
Oland XT
(215-0837000)
GPU Variant
RV710
(215-0725016)
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
0.95 billion
Transistors
0.242 billion
77 mm²
Die Size
73 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
