Home GPU Comparison AMD Radeon R9 380 OEM vs ATI Radeon HD 2950 XTX

AMD Radeon R9 380 OEM vs ATI Radeon HD 2950 XTX

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 380 OEM and 512MB VRAM Radeon HD 2950 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 380 OEM 's Advantages
More VRAM (4GB vs 512GB)
Larger VRAM bandwidth (176.0GB/s vs 72.06GB/s)
1472 additional rendering cores
ATI Radeon HD 2950 XTX 's Advantages
Lower TDP (110W vs 190W)

Score

Benchmark

FP32 (float)
Radeon R9 380 OEM +561%
3.29 TFLOPS
Radeon HD 2950 XTX
0.497 TFLOPS
VS

Graphics Card

May 2015
Release Date
Unknown
Pirate Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1375 MHz
Memory Clock
1126 MHz

Memory

4GB
Memory Size
512MB
GDDR5
Memory Type
GDDR4
256bit
Memory Bus
256bit
176.0GB/s
Bandwidth
72.06GB/s

Render Config

28
Compute Units
4
-
-
-
1792
Shading Units
320
112
TMUs
16
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

29.38 GPixel/s
Pixel Rate
12.43 GPixel/s
102.8 GTexel/s
Texture Rate
12.43 GTexel/s
3.290 TFLOPS
FP16 (half)
-
3.290 TFLOPS
FP32 (float)
497.3 GFLOPS
205.6 GFLOPS
FP64 (double)
99.46 GFLOPS

Board Design

190W
TDP
110W
450 W
Suggested PSU
300 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
2x DVI 1x S-Video
2x 6-pin
Power Connectors
1x 6-pin

Graphics Processor

Antigua
GPU Name
RV670
Antigua PRO (215-0877000)
GPU Variant
RV670 XTX (215-0708004)
GCN 3.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
5 billion
Transistors
0.666 billion
366 mm²
Die Size
192 mm²

Graphics Features

12 (12_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3 (full) 4.0 (partial)
2.0
OpenCL
N/A
1.2
Vulkan
N/A
-
-
-
6.3
Shader Model
4.1

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