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GPU Comparison
AMD Radeon R9 280X vs ATI Radeon HD 4650 AGP
AMD Radeon R9 280X vs ATI Radeon HD 4650 AGP
VS
AMD Radeon R9 280X
ATI Radeon HD 4650 AGP
We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280X and 512MB VRAM Radeon HD 4650 AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 280X 's Advantages
Released 5 years and 1 months late
Boost Clock1000MHz
Larger VRAM bandwidth (288.0GB/s vs 12.80GB/s)
1728 additional rendering cores
ATI Radeon HD 4650 AGP 's Advantages
Lower TDP (48W vs 250W)
Score
Benchmark
FP32 (float)
Radeon R9 280X
+966%
4.096 TFLOPS
Radeon HD 4650 AGP
0.384 TFLOPS
Radeon R9 280X
VS
Radeon HD 4650 AGP
Graphics Card
Oct 2013
Release Date
Sep 2008
Volcanic Islands
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
AGP 8x
Clock Speeds
850 MHz
Base Clock
-
1000 MHz
Boost Clock
-
1500 MHz
Memory Clock
400 MHz
Memory
3GB
Memory Size
512MB
GDDR5
Memory Type
DDR2
384bit
Memory Bus
128bit
288.0GB/s
Bandwidth
12.80GB/s
Render Config
-
SM Count
-
32
Compute Units
4
2048
Shading Units
320
128
TMUs
32
32
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
128 KB
Theoretical Performance
32.00 GPixel/s
Pixel Rate
4.800 GPixel/s
128.0 GTexel/s
Texture Rate
19.20 GTexel/s
-
FP16 (half)
-
4.096 TFLOPS
FP32 (float)
384.0 GFLOPS
1024 GFLOPS
FP64 (double)
-
Graphics Processor
Tahiti
GPU Name
RV730
Tahiti XTL (215-0821065)
GPU Variant
RV730 PRO (215-0719056)
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
Board Design
250W
TDP
48W
600 W
Suggested PSU
200 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
1x 6-pin + 1x 8-pin
Power Connectors
-
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
-
CUDA
-
5.1
Shader Model
4.1
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