Home GPU Comparison AMD Radeon HD 8970 OEM vs ATI Radeon HD 3830

AMD Radeon HD 8970 OEM vs ATI Radeon HD 3830

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 8970 OEM and 256MB VRAM Radeon HD 3830 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8970 OEM 's Advantages
Released 4 years and 9 months late
More VRAM (3GB vs 256GB)
Larger VRAM bandwidth (264.0GB/s vs 26.50GB/s)
1728 additional rendering cores
ATI Radeon HD 3830 's Advantages
Lower TDP (75W vs 250W)

Score

Benchmark

FP32 (float)
Radeon HD 8970 OEM +785%
3.789 TFLOPS
Radeon HD 3830
0.428 TFLOPS
VS

Graphics Card

Jan 2013
Release Date
Apr 2008
Sea Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1375 MHz
Memory Clock
828 MHz

Memory

3GB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
384bit
Memory Bus
128bit
264.0GB/s
Bandwidth
26.50GB/s

Render Config

32
Compute Units
4
-
-
-
2048
Shading Units
320
128
TMUs
16
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
768 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

29.60 GPixel/s
Pixel Rate
10.69 GPixel/s
118.4 GTexel/s
Texture Rate
10.69 GTexel/s
-
-
-
3.789 TFLOPS
FP32 (float)
427.5 GFLOPS
947.2 GFLOPS
FP64 (double)
85.50 GFLOPS

Board Design

250W
TDP
75W
600 W
Suggested PSU
250 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin

Graphics Processor

Tahiti
GPU Name
RV670
Tahiti XT (215-0821060)
GPU Variant
RV670 PRO (215-0708003)
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
4.313 billion
Transistors
0.666 billion
352 mm²
Die Size
192 mm²

Graphics Features

12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3 (full) 4.0 (partial)
1.2
OpenCL
N/A
1.2
Vulkan
N/A
-
-
-
5.1
Shader Model
4.1

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