AMD Radeon HD 6850 1440SP Edition vs AMD Radeon R9 380X
GPU Specs Compare
Graphics Card
Release Date
Aug 2012
Nov 2015
Generation
Northern Islands
Pirate Islands
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1000 MHz
1425 MHz
Memory
Memory Size
1024MB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
128.0GB/s
182.4GB/s
Render Config
Compute Units
18
32
Shading Units
1440
2048
TMUs
72
128
ROPs
32
32
L1 Cache
8 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
23.20 GPixel/s
31.04 GPixel/s
Texture Rate
52.20 GTexel/s
124.2 GTexel/s
FP32 (float)
2.088 TFLOPS
3.973 TFLOPS
FP64 (double)
417.6 GFLOPS
248.3 GFLOPS
FP16 (half)
-
3.973 TFLOPS
Graphics Processor
GPU Name
Cypress
Antigua
GPU Variant
Cypress PRO(215-0735043)
Antigua XT(215-0877016)
Architecture
TeraScale 2
GCN 3.0
Foundry
TSMC
TSMC
Process Size
40 nm
28 nm
Transistors
2.154 billion
5 billion
Die Size
334 mm²
366 mm²
Board Design
TDP
151W
190W
Suggested PSU
450 W
450 W
Outputs
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
2x 6-pin
2x 6-pin
Graphics Features
DirectX
11.2 (11_0)
12 (12_0)
OpenGL
4.4
4.6
OpenCL
1.2
2.0
Vulkan
N/A
1.2
Shader Model
5.0
6.3
📊 Benchmark
3DMark Time Spy
-
3,011
3DMark Time Spy Extreme
-
1,294