Home GPU Comparison ATI Radeon HD 5870 Mac Edition vs ATI Radeon HD 3830

ATI Radeon HD 5870 Mac Edition vs ATI Radeon HD 3830

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5870 Mac Edition and 256MB VRAM Radeon HD 3830 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5870 Mac Edition 's Advantages
Released 2 years and 2 months late
More VRAM (1024GB vs 256GB)
Larger VRAM bandwidth (153.0GB/s vs 26.50GB/s)
1280 additional rendering cores
ATI Radeon HD 3830 's Advantages
Lower TDP (75W vs 228W)

Score

Benchmark

FP32 (float)
Radeon HD 5870 Mac Edition +535%
2.72 TFLOPS
Radeon HD 3830
0.428 TFLOPS
VS

Graphics Card

Jun 2010
Release Date
Apr 2008
Evergreen
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1195 MHz
Memory Clock
828 MHz

Memory

1024MB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
153.0GB/s
Bandwidth
26.50GB/s

Render Config

20
Compute Units
4
-
-
-
1600
Shading Units
320
80
TMUs
16
32
ROPs
16
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

27.20 GPixel/s
Pixel Rate
10.69 GPixel/s
68.00 GTexel/s
Texture Rate
10.69 GTexel/s
-
-
-
2.720 TFLOPS
FP32 (float)
427.5 GFLOPS
544.0 GFLOPS
FP64 (double)
85.50 GFLOPS

Board Design

228W
TDP
75W
550 W
Suggested PSU
250 W
1x DVI 2x mini-DisplayPort 1.1
Outputs
No outputs
2x 6-pin
Power Connectors
1x 6-pin

Graphics Processor

Cypress
GPU Name
RV670
Cypress XT (215-0735033)
GPU Variant
RV670 PRO (215-0708003)
TeraScale 2
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
2.154 billion
Transistors
0.666 billion
334 mm²
Die Size
192 mm²

Graphics Features

11.2 (11_0)
DirectX
10.1 (10_1)
4.4
OpenGL
3.3 (full) 4.0 (partial)
1.2
OpenCL
N/A
N/A
Vulkan
N/A
-
-
-
5.0
Shader Model
4.1

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