Home GPU Comparison AMD Radeon R5 235 OEM vs AMD Radeon HD 6870 1600SP Edition

AMD Radeon R5 235 OEM vs AMD Radeon HD 6870 1600SP Edition

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R5 235 OEM and 1024MB VRAM Radeon HD 6870 1600SP Edition 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 11 months late
Lower TDP (35W vs 175W)
AMD Radeon HD 6870 1600SP Edition 's Advantages
Larger VRAM bandwidth (134.4GB/s vs 14.40GB/s)
1440 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon R5 235 OEM
0.248 TFLOPS
Radeon HD 6870 1600SP Edition +996%
2.72 TFLOPS
VS

Graphics Card

Dec 2013
Release Date
Jan 2013
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
1024MB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
134.4GB/s

Render Config

2
Compute Units
20
-
-
-
160
Shading Units
1600
8
TMUs
80
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
27.20 GPixel/s
6.200 GTexel/s
Texture Rate
68.00 GTexel/s
-
-
-
248.0 GFLOPS
FP32 (float)
2.720 TFLOPS
-
FP64 (double)
544.0 GFLOPS

Board Design

35W
TDP
175W
200 W
Suggested PSU
450 W
1x DVI 1x HDMI 1.3a
Outputs
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
None
Power Connectors
2x 6-pin

Graphics Processor

Caicos
GPU Name
Cypress
Caicos XT (215-0804070)
GPU Variant
Cypress XT (215-0735033)
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.37 billion
Transistors
2.154 billion
67 mm²
Die Size
334 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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