ATI Radeon HD 3650 AGP vs AMD Radeon R9 280X2
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3650 AGP and 3GB VRAM Radeon R9 280X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 3650 AGP 's Advantages
Lower TDP (65W vs 375W)
AMD Radeon R9 280X2 's Advantages
Boost Clock1000MHz
More VRAM (3GB vs 512GB)
Larger VRAM bandwidth (288.0GB/s vs 16.00GB/s)
1928 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 3650 AGP
0.174 TFLOPS
Radeon R9 280X2
+2254%
4.096 TFLOPS
Graphics Card
Jan 2008
Release Date
Unknown
Radeon R600(HD 3600)
Generation
Volcanic Islands
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
950 MHz
-
Boost Clock
1000 MHz
500 MHz
Memory Clock
1500 MHz
Memory
512MB
Memory Size
3GB
DDR2
Memory Type
GDDR5
128bit
Memory Bus
384bit
16.00GB/s
Bandwidth
288.0GB/s
Render Config
3
Compute Units
32
-
-
-
120
Shading Units
2048
8
TMUs
128
4
ROPs
32
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
768 KB
-
-
-
Theoretical Performance
2.900 GPixel/s
Pixel Rate
32.00 GPixel/s
5.800 GTexel/s
Texture Rate
128.0 GTexel/s
-
-
-
174.0 GFLOPS
FP32 (float)
4.096 TFLOPS
-
FP64 (double)
1024 GFLOPS
Board Design
65W
TDP
375W
250 W
Suggested PSU
750 W
2x DVI1x S-Video
Outputs
6x mini-DisplayPort 1.2
Floppy
Power Connectors
3x 8-pin
Graphics Processor
RV635
GPU Name
Tahiti
RV635 PRO AGP
(215-0682020)
GPU Variant
Tahiti XTL
(215-0821065)
TeraScale
Architecture
GCN 1.0
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.378 billion
Transistors
4.313 billion
135 mm²
Die Size
352 mm²
Graphics Features
10.1 (10_1)
DirectX
12 (11_1)
3.3
OpenGL
4.6
N/A
OpenCL
1.2
N/A
Vulkan
1.2
-
-
-
4.1
Shader Model
5.1
