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GPU Comparison
ATI Radeon HD 3850 AGP vs AMD Radeon R9 380 OEM
ATI Radeon HD 3850 AGP vs AMD Radeon R9 380 OEM
VS
ATI Radeon HD 3850 AGP
AMD Radeon R9 380 OEM
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3850 AGP and 4GB VRAM Radeon R9 380 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 3850 AGP 's Advantages
Lower TDP (75W vs 190W)
AMD Radeon R9 380 OEM 's Advantages
Released 7 years and 4 months late
Larger VRAM bandwidth (176.0GB/s vs 52.99GB/s)
1472 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 3850 AGP
0.428 TFLOPS
Radeon R9 380 OEM
+668%
3.29 TFLOPS
Radeon HD 3850 AGP
VS
Radeon R9 380 OEM
Graphics Card
Jan 2008
Release Date
May 2015
Radeon R600
Generation
Pirate Islands
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
828 MHz
Memory Clock
1375 MHz
Memory
512MB
Memory Size
4GB
GDDR3
Memory Type
GDDR5
256bit
Memory Bus
256bit
52.99GB/s
Bandwidth
176.0GB/s
Render Config
-
SM Count
-
4
Compute Units
28
320
Shading Units
1792
16
TMUs
112
16
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
-
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
512 KB
Theoretical Performance
10.69 GPixel/s
Pixel Rate
29.38 GPixel/s
10.69 GTexel/s
Texture Rate
102.8 GTexel/s
-
FP16 (half)
3.290 TFLOPS
427.5 GFLOPS
FP32 (float)
3.290 TFLOPS
85.50 GFLOPS
FP64 (double)
205.6 GFLOPS
Graphics Processor
RV670
GPU Name
Antigua
RV670 PRO (215-0708003)
GPU Variant
Antigua PRO (215-0877000)
TeraScale
Architecture
GCN 3.0
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.666 billion
Transistors
5 billion
192 mm²
Die Size
366 mm²
Board Design
75W
TDP
190W
250 W
Suggested PSU
450 W
2x DVI 1x S-Video
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
1x 8-pin
Power Connectors
2x 6-pin
Graphics Features
10.1 (10_1)
DirectX
12 (12_0)
3.3 (full) 4.0 (partial)
OpenGL
4.6
N/A
OpenCL
2.0
N/A
Vulkan
1.2
-
CUDA
-
4.1
Shader Model
6.3
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