Home GPU Comparison AMD Radeon R5 235 OEM vs AMD Radeon HD 6850 X2

AMD Radeon R5 235 OEM vs AMD Radeon HD 6850 X2

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R5 235 OEM and 2GB VRAM Radeon HD 6850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 235 OEM 's Advantages
Released 2 years and 3 months late
Lower TDP (35W vs 254W)
AMD Radeon HD 6850 X2 's Advantages
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (134.4GB/s vs 14.40GB/s)
800 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon R5 235 OEM
0.248 TFLOPS
Radeon HD 6850 X2 +519%
1.536 TFLOPS
VS

Graphics Card

Dec 2013
Release Date
Sep 2011
Volcanic Islands
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
900 MHz
Memory Clock
1050 MHz

Memory

1024MB
Memory Size
2GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
134.4GB/s

Render Config

2
Compute Units
12
-
-
-
160
Shading Units
960
8
TMUs
48
4
ROPs
32
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
128 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

3.100 GPixel/s
Pixel Rate
25.60 GPixel/s
6.200 GTexel/s
Texture Rate
38.40 GTexel/s
-
-
-
248.0 GFLOPS
FP32 (float)
1.536 TFLOPS
-
-
-

Board Design

35W
TDP
254W
200 W
Suggested PSU
600 W
1x DVI 1x HDMI 1.3a
Outputs
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
None
Power Connectors
2x 8-pin

Graphics Processor

Caicos
GPU Name
Barts
Caicos XT (215-0804070)
GPU Variant
Barts PRO (215-0798006)
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.37 billion
Transistors
1.7 billion
67 mm²
Die Size
255 mm²

Graphics Features

11.2 (11_0)
DirectX
11.2 (11_0)
4.4
OpenGL
4.4
1.2
OpenCL
1.2
N/A
Vulkan
N/A
-
-
-
5.0
Shader Model
5.0

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