Home GPU Comparison AMD Radeon R9 M385 vs AMD Radeon HD 8830M

AMD Radeon R9 M385 vs AMD Radeon HD 8830M

AMD Radeon R9 M385
VS
AMD Radeon HD 8830M
AMD Radeon R9 M385
AMD Radeon HD 8830M
We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M385 and 2GB VRAM Radeon HD 8830M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M385 's Advantages
Released 2 years and 1 months late
Boost Clock has increased by 60% (1000MHz vs 625MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (76.80GB/s vs 32.00GB/s)
256 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon R9 M385 +124%
1.792 TFLOPS
Radeon HD 8830M
0.8 TFLOPS
Radeon R9 M385
VS
Radeon HD 8830M

Graphics Card

May 2015
Release Date
Apr 2013
Gem System
Generation
Solar System
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

900 MHz
Base Clock
575 MHz
1000 MHz
Boost Clock
625 MHz
1200 MHz
Memory Clock
1000 MHz

Memory

4GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
128bit
Memory Bus
128bit
76.80GB/s
Bandwidth
32.00GB/s

Render Config

14
Compute Units
10
-
-
-
896
Shading Units
640
56
TMUs
40
16
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

16.00 GPixel/s
Pixel Rate
10.00 GPixel/s
56.00 GTexel/s
Texture Rate
25.00 GTexel/s
-
-
-
1.792 TFLOPS
FP32 (float)
800.0 GFLOPS
112.0 GFLOPS
FP64 (double)
50.00 GFLOPS

Board Design

Unknown
TDP
Unknown
-
-
-
Portable Device Dependent
Outputs
Portable Device Dependent
-
-
-

Graphics Processor

Strato
GPU Name
Venus
Strato XT
GPU Variant
Venus LE (216-0846030)
GCN 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
2.08 billion
Transistors
1.5 billion
160 mm²
Die Size
123 mm²

Graphics Features

12 (12_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1
OpenCL
2.1 (1.2)
1.2.170
Vulkan
1.2.170
-
-
-
6.5
Shader Model
6.5 (5.1)

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