AMD Radeon R7 250 OEM vs ATI Radeon HD 3450 PCI
We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 250 OEM and 512MB VRAM Radeon HD 3450 PCI 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 5 years and 9 months late
Boost Clock1050MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (32.00GB/s vs 6.400GB/s)
344 additional rendering cores
ATI Radeon HD 3450 PCI 's Advantages
Lower TDP (25W vs 65W)
Score
Benchmark
FP32 (float)
Radeon R7 250 OEM
+1579%
0.806 TFLOPS
Radeon HD 3450 PCI
0.048 TFLOPS
Graphics Card
Oct 2013
Release Date
Jan 2008
Volcanic Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x8
Bus Interface
PCI
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
2
-
-
-
384
Shading Units
40
24
TMUs
4
8
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
64 KB
-
-
-
Theoretical Performance
8.400 GPixel/s
Pixel Rate
2.400 GPixel/s
25.20 GTexel/s
Texture Rate
2.400 GTexel/s
-
-
-
806.4 GFLOPS
FP32 (float)
48.00 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 S-Video
None
Power Connectors
None
Graphics Processor
Oland
GPU Name
RV620
Oland XT
(215-0837000)
GPU Variant
RV620 LE
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
0.95 billion
Transistors
0.181 billion
77 mm²
Die Size
67 mm²
Graphics Features
12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
1.2
OpenCL
N/A
1.2
Vulkan
N/A
-
-
-
5.1
Shader Model
4.1
